IM Grade 8 Unit 4 Lessons 1-6 Review

Which equation DOES NOT match the hanger or an equivalent hanger to this one?

Squares = x

Triangles = y

• 2x=3y

• 3x=x+3y

• 3x+2y=x+5y

• 4x=7y

If x is 6, what is y?

3x+2y=x+5y

• 4

• 6

• 3

• 8

Which step was a mistake made?

• Step 1

• Step 2

• Step 3

• No mistake was made.

Which step was a mistake made?

• Step 1

• Step 2

• Step 3

• No mistake was made.

Which step was a mistake made?

• Step 1

• Step 2

• Step 3

• No mistake was made.

 $v-10=-9$  
v=______

 $-35=-7p$  

p=_____

 $10a+2a=36$  

a=________

 $4s-3=13$  

s=______

 $18=3(3x-6)$  

x=______