Assessment

The difference of a number and 7

• 7 − x

• x + 7

• x/7

• x − 7

a number increased by eighteen

• 18n
• n+18
• 18-n
• 18/n

the quotient of a number and 4

• n ÷ 4
• n - 4
• n + 4
• 4n

Write the phrase as an expression. "the product of a number m and 23"

• 23m

• 23/m

• m+23

• m-23

Translate:

x decreased by 4, added to 11

• (x – 4) + 11

• (x – 4) – 11

• (x + 4) + 11

• (4 – x) + 11

Identify a constant in the expression
3x + 2y + 7

• 3
• 2y
• 7
• 2

Identify the coefficient in the expression
4m + n + 2

• 2
• 4
• m
• n

How many terms are in the expression
3x + 2y + z

• 5
• 2
• 4
• 3

Identify the variables:

-65f + 78y -45

• -65, 78

• -45

• f,y

Solve for x.
x - 12 = -14

• x = 26
• x = -2
• x = -26
• x = 2