9/13 review

What is the coefficient in the expression?

-12 + 6m

• -12

• 6

• m

• +

How many terms are in the expression below:

5a + 7a – 8

• one

• two

• three

• five

Translate this phrase into an Algebraic expression.
57 more than 3 times Kate's score
Use the variable g to represent Kate's score.

• 57g + 3
• 3g - 57
• 3g + 57
• 57 > 3g

Translate this phrase into an algebraic expression.

8 less than the product of 4 and a number

Use the variable m to represent the unknown number.

• 8 – 4m

• 8m – 4

• 8m + 4

• 4m – 8

Translate this phrase into an algebraic expression.

the difference of 3 times a number and 7

• 3(7 - n)
• 3n - 7
• 3n + 7 
• 3 / 7n

2x - 5x =

• -3x
• 3x 
• -3
• 3

-4x - 10x

• -14
• 6x
• -6x
• -14x

Simplify:
2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

Collect like terms: 
4y + 8d - 2y + 3d

• 11d + 6y
• 11d + 2y
• 6y + 5d

Simplify:  $7y^2\ -5y\ +\ 9y\ -\ 5y^2$  

•  $6y^{2\ }$  

•  $2y^{2\ }+\ 4y\$  

•  $12y^{2\ }+\ 14y$  

• Can't be simplified