8.4 Pretest

Here is a balanced hanger diagram.

A circle weighs 3 grams and a square weighs 2 grams.

What is the weight of a triangle?

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Tags

CCSS.7.NS.A.3

A system of two equations has the solution (6,2). Here is a graph of one of the equations. What could the other equation be?

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CCSS.8.EE.C.8

CCSS.8.F.B.4

Which system of equations has exactly one solution?

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CCSS.8.EE.C.8

Solve.

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CCSS.8.EE.C.7

Solve the equation.

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Tags

CCSS.8.EE.C.7

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CCSS.7.EE.B.3

Solve this system of equations. Write your answer as and ordered pair (x,y).

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CCSS.8.EE.C.8

After 4 weeks, who has more money in saving?

• Josiah

• Kiri

• They make the same money.

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CCSS.7.EE.B.3

Josiah and Kiri are each saving money.

Josiah starts with $100 in savings and saves $5 per week.

Kireistats with $40 in savings and saves $10 each week.

After how many weeks will Josiah and Kiri have the same amount of money in saving.

Use the graph if it helps with your thinking.

• 10 weeks

• 8 weeks

• 12 weeks

• 16 weeks

Tags

CCSS.7.EE.B.3

Tay is making jam. Their recipe calls from 3 strawberries for each apple.

Complete the table so that each row matches Tay's recipe.

f

g

h

i

12

1

4

2

24

20

9

5

10

Tags

CCSS.8.EE.B.5

CCSS.8.F.B.4

CCSS.8.SP.A.3