Practice 9.1 Write and Solve Systems

Try each problem on your paper. Use this Quizizz to help you check your answers!

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Practice 9.1

Multiple Choice

Question 1 ON YOUR PAPER

What is the value of x in the solution for this system of equations?

• x = 3

• x = 14

• x = -1

• Not here

Multiple Select

Question 2 ON YOUR PAPER

Select BOTH the cost for a taco and cost of milk.

• t = $1.15

• m = $0.95

• t = $1.95

• m = $1.55

Hint:

Use these equations to solve.

Multiple Select

Question 3 ON YOUR PAPER

Find the length and width. Select BOTH answers.

• l = 33

• w = 11

• l = 22

• w = 44

Hint:

Use these equations to solve.

Multiple Select

Question 4 ON YOUR PAPER

Find BOTH the sundae and split costs.

• d = 36

• b = 28

• d = 20

• b = 24

Hint:

Use these equations to solve.

Multiple Select

Question 5 ON YOUR PAPER

Find the number of nickels and quarters.

• n = 25

• q = 10

• n = 20

• q = 15

Hint:

Use these equations to solve.

Multiple Select

Question 6 ON YOUR PAPER

How many TWO-POINT questions? How many FOUR-POINT questions?

⭐HINT⭐

2x + 4y = 100

x + y = 40

• x = 30

• y = 10

• x = 15

• y = 25

Multiple Select

Question 7 ON YOUR PAPER

Select ALL THREE equations

• 2P + L + S = 14

• P + L + 3S = 15

• 3P + L + 2S = 22

• P + L +S = 14

• 2P + L + 2S = 22