Unit 1 Review: Solving Equations

TYPE ONLY THE NUMBER

 $\frac{n}{10}=21$  

Tags

CCSS.4.NF.A.1

CCSS.5.NF.B.5B

TYPE ONLY THE NUMBER

28 = 8 - 2y

Tags

CCSS.7.EE.B.4A

TYPE ONLY THE NUMBER

-3x + 6 - 3x = -8 - 4x

 $2=\frac{3y-4}{5}$  

• 14/3

• 40/3

• No solution

• All real numbers

Tags

CCSS.7.EE.B.4A

TYPE ONLY THE NUMBER

 $-\frac{4}{5}z=56$  

Tags

CCSS.6.EE.B.7

A student tried to solve the following equation but made a mistake. Choose the step in which the mistake first appears.

Step 1 9 - 5(2x + 1) = -28

Step 2 4(2x + 1) = -28

Step 3 8x + 4 = -28

Step 4 8x = -32

Step 5 x = -4

• Step 2

• Step 3

• Step 4

• Step 5

Tags

CCSS.HSA.REI.A.1

The sum of twice a number and five all divided by three is equal to fourteen. Find the number.

Tags

CCSS.7.EE.B.4A

If

 $5-\frac{1}{6}x=33$  Find the value of  0.2x

Tags

CCSS.7.EE.B.4A

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

• -2

• 1

• No solution

• All real numbers

TYPE ONLY THE NUMBER

 $\frac{-6}{x}=3$  

Tags

CCSS.6.EE.B.7