y=2x
5x-y=9
I have to solving systems by substitution

Answers

Answer 1

Answer:

okay so Y can be 6

and x can be 3

Step-by-step explanation:

so first 2*x=y

the most most likely answer will be y is 6 and x is 3 because

5*3=15

y=6

15-6=9

so x is 3 and y is 6


Related Questions

when Laura was a store manager at a movie store, she made 500 dollars a week

Answers

Answer:

yea, so what's the question?

Step-by-step explanation:

Is that the question??

Step-by-step explanation:

The number line shows the distance between numbered points on the line


Which number is the same distance from 0 on the number line as 4

Answers

It is -4 that’s your awnser

HURRY PLEASEEEEE!!!
Anna and her sister Bella are making baby blankets to sell at a boutique. Anna has already completed 5 blankets and can finish 7 more blankets per day. Bella has already completed 2 blankets and can finish 8 more blankets per day. At some point, they will have completed the same number of blankets. How long will that take? How many blankets will each woman have made?

Answers

Answer:

5.5 or 5 or 6

Step-by-step explanation:

anne=5+7=12(blankets per day)

bella=2+8=10 (blankets per day)

We need to use the 12 times table and 10 times table and see when they meet up

12, 24, 36, 48, 60

10, 20, 30, 40, 50, 60

it will take 5.5 days or 5 or 6

A Write an equation for the hanger diagram and then us the sketch to show how to solve the equation algebraically.

Answers

Answer:

3x + 1 = 7

Step-by-step explanation:

3x + 1 = 7 Subtract 1 from both sides

3x = 6 Divide 3 from both sides

x = 2

I realise that i am responsible for my own happiness essay 200 and 25​

Answers

Answer:

um

Step-by-step explanation:

what im confused


[tex] {x}^{2} - 18 < 0[/tex]

Answers

Answer

-sqrt(18)<x<sqrt(18)

Step-by-step explanation:

Factorise:(x-sqrt(18))(x+sqrt(18))<0Critical values:-sqrt18 and sqrt18Use number line or graphical method

2. cos 0°
a) sin 1° b)
c) sin 90° d) tan 90°
B)cos 1°

Answers

Answer:

sin 90

Step-by-step explanation:

cos (0)

Using the unit circle, we know that cos 0=1

sin 1 and cos 1  are not equal to 1

sin 90 =1

tan 90 = sin 90/ cos 90 = 1/0 =undefined

Whats the answer to this question plz

Answers

1. x=13

2. m<OME=128

Step-by-step explanation:

1. 5x=65

x=65÷5

x=13

2. 4x+2x-12=180

6x-12=180

6x=180+12

6x=192

×=32

<OME=4×(32)

<OME=128

Answer:

1) x=13

2)m<OME=128.

Step-by-step explanation:

1) 5x=65

x=65:5

x=13

2) 4x+2x-12=180

6x-12=180

x=32.

The 30 members of a choir are trying to raise at least $1,500 to cover travel costs to a singing camp. They have already raised $600. Which inequality could you solve to find the average amounts each member can raise that will at least meet the goal?

Answers

Answer:

30x + 600 is greater than or equal to 1,500

x is the amount each member would have to raise.

x = 30

Each member needs to raise at least $30

20 out of 800 products were found to be defective. At the same rate, how many defective parts will be found in 40,000 products? There would be Blank 1 defective parts out of 40000.

Answers

Answer: 1,000 products

Step-by-step explanation:

If 20 out of 800 products are found to be defective, the percentage of defective products would be:

= 20 / 800

= 2.5%

At this same rate of 2.5%, if there are 40,000 products instead of 800, the number of defective products would be:

= 2.5% * 40,000

= 1,000 products

7h + 4 > 5 – 5h solve the inequality

Answers

Step-by-step explanation:

7h + 4 > 5 - 5h

7h + 5h > 5 - 4

12h > 1

h > 1/12

Answer:

h>1/12

Step-by-step explanation:

find the value of given expression


[tex] \sqrt{121 \times 11 \times 11} [/tex]



Answers

Answer:

√{121×11×11}=√(11²×11²)=±11²=±121

The area of the entire figure is 1 square unit

Answers

Answer:

Area of shaded part = 0.42 unit²

Step-by-step explanation:

Given:

Length of shaded part = 0.7 unit

Width of shaded part = 3 x 2 = 0.6 unit

Find:

Area of shaded part

Computation:

Area of rectangle  = L x B

Area of shaded part = 0.7 x 0.6

Area of shaded part = 0.42 unit²

Graph y - 3 = 1/2 (x + 2)

Answers

Answer:

Step-by-step explanation:

y - 3 = 1/2 (x + 2)

y - 3 = x/2 + 1

y  = x/2 + 4

slope: 1/2

y-intercept: (0, 4)

x | y

-8 | 0

0 | 4

2{x-3}+3{x+3}={-5} answer plz

Answers

Answer:

x = -8/5 = -1 3/5

Step-by-step explanation:

2{x-3}+3{x+3}={-5}

Expanding the brackets:

2x - 6 + 3x + 9 = -5

5x = -5 + 6 - 9

5x = -8

x = -8/5.

Answer:

x=-8/5 is your answer

Step-by-step explanation:

2{x-3}+3{x+3}={-5}

2x-6+3x+9=-5

5x+3=-5

5x=-5-3

x=-8/5

Josie makes fruit punch by mixing fruit juice and lemonade in the ratio 3:2
She needs to make 35 litres of punch for a party.
How much of each ingredient does she need?
Fruit juice =
Lemonade =​

Answers

Answer:

fruit-21

lemonade -14

Step-by-step explanation:

to find out how many parts you have you add 3 and 2 together, this gives you 5, 36÷5=7 so for every 1 of each you have 7, 3×7=21, 2×7=14

Answer:

Step-by-step explanation:

F/L=3/2

F=3L/2

F+L=35, using F found above makes this become

3L/2+L=35

3L+2L=70

5L=70

L=14, since F=3L/2

F=3(14)/2

F=21

So she needs

Fruit juice=21 liters

Lemonade=14 liters

can someone help me with this tooo !

Answers

Im pretty sure its B if not im sorry :(

Which equation represent the line that passes through the points (-4,3) and (2,-12)

Answers

i'm pretty sure it's: 5x + 2y = –14

Write the number name for 32.186

Answers

Thirty two and one hundred six thousandths.

3. PLZZZZ HELP MEEE!.!.!

Answers

Answer:

60in²

Step-by-step explanation:

Since lateral surface area means all the shapes except the base, we will ignore the square in the middle.

A=1/2(b*h)

A=1/2(10*3)

A=15in²

Now we will multiply the area by 4 or the number of other shapes besides the base.

60in²

pls ,pls,plssss help my

Answers

plsss go ahead and tell your problem

Cari is searching online for airline tickets. Two weeks​ ago, the cost to fly from Hartford to Boston was ​$250. Now the cost is ​$370. What is the percent​ increase? What would be the percent increase if the airline charges an additional​ $50 baggage fee with the new ticket​ price? The percent increase of the airline ticket is ...

Answers

Answer:

The percent of the air ticket went up 148%  plus the baggage fee would be 168%. The new total is 420$

Step-by-step explanation:

Help me out with this question (geometry)

Answers

Answer:

it will be (5,3) it think

Step-by-step explanation:

20% of a is 11. what is a?

Answers

Answer:

55

Step-by-step explanation:

20%=1/5 so the inverse would be 5 so 5x11=55

Answer:

55

Step-by-step explanation:

The standard form of the equation of a parabola is x = y2 + 6y + 1. What is the vertex form of the equation? O A. x = (y + 3)2 - 8 O B. x = (y + 6)2-11 O C. x = (y + 6)2-35 O D. x = (y + 3)2-5​

Answers

Answer:

A

Step-by-step explanation:

Given

x = y² + 6y + 1

To complete the square

add/subtract ( half the coefficient of the y- term )² to y² + 6y

x = y² + 2(3)y + 9 - 9 + 1

  = (y + 3)² - 8

The vertex form of the equation of a parabola is,

⇒ x = (y + 3)² - 8

What is an expression?

Mathematical expression is defined as the collection of the numbers variables and functions by using operations like addition, subtraction, multiplication, and division.

Given that;

The standard form of the equation of a parabola is,

⇒ x = y² + 6y + 1.

Now, We can simplify as;

⇒ x = y² + 6y + 1

⇒ x = y² + 6y + 9 - 9 + 1

⇒ x = (y + 3)² - 8

Thus, The vertex form of the equation of a parabola is,

⇒ x = (y + 3)² - 8

Learn more about the mathematical expression visit:

brainly.com/question/1859113

#SPJ5

protocol for flushing a cooling water system at a nuclear reactor requires that a drain valve be opened while the fill pumps are active. the drain valve can empty the tank to thr cut-off in 10 minutes. the pump can fill the rank from the cut-off in 14 minutes. during the flushing process, how long will it take for the initially full tank to reach the cut-off level while following the protocol?​

Answers

Answer:

Step-by-step explanation:

drain empties 1/10 of the desired amount per minute

pump fills 1/14 of the desired amount per minute

when both are active, the net drain is 1/10-1/14 = 1/35 of the desired amount per minute

It takes 35 minutes to reach the cut-off level.

how do you determine how many variables are part of the GCF on any factoring problem?

Answers

Answer:

Factor each coefficient into primes. Write all variables with exponents in expanded form.

List all factors—matching common factors in a column. ...

Bring down the common factors that all expressions share.

Multiply the factors as in (Figure).

Step-by-step explanation:

find the value of given expression

[tex] \sqrt{1221 \times 1221} [/tex]

Answers

Answer:

[tex]1221\sqrt{x}[/tex]

Step-by-step explanation:

1221 x 1221 = 1490841

square root of 1490841 is 1221

Answer:

[tex]1221[/tex]

Step-by-step explanation:

[tex] \sqrt{1221 \times 1221} \\ = 1221[/tex]

if the angle of elevation from the point on the ground to the top of the tree is 34° and the point is 25 feet from the base of the tree what is the height of the tree? The answer is 16.9 but I need help with part 2 “if the tree grows an additional 10 feet, what is the new angle of the elevation from the point 25 feet from a he base of the tree to the top of the tree? A) 42.3° B) 47.1° C) 49.8° D) 54.6°

Answers

Answer:

It’s c I did it on USA test prep

Step-by-step explanation:

The list below shows the tips earned by Cody while working at Olive Garden. $20, $45, $30.50, $46, $50 What is the mean of the tips earned by Cody?

Answers

Answer:

$38.30

Step-by-step explanation:

Mean is a measure of central tendency. It is the average of a set of numbers. It is determined by adding the numbers together and dividing it by the total number

Mean = sum of the numbers / total number

Sum of the numbers = $20 + $45 + $30.50 + $46 + $50 = $191.50

Total number = 5

Mean = $191.50 / 5 = $38.30

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