Simplifying and Interpreting Expressions

Simplify:

−x² + 2−1+ 6x² − 4x²

• x ² -1

• x² +1

• 3x² +1

• x ²+3

Translate the verbal phrase:

Three times a number increased by nine

• 3h-9

• 3(h-9)

• 3(h+9)

• 3h+9

How many coefficients are in 12x + 7y - 2

• 1
• 2
• 3
• 4

What is the coefficient of x?
8 + 5x - y

• 8
• 1
• 5
• -5

How many terms does the polynomial have?

• 1
• 2
• 3
• 4

Simplify the following expression:

19 - ( 3 - 5b)

• 16 + 5b

• 22 + 5b

• 16 - 5b

• 22 - 5b

What is the coefficient of y?

8 + 5x - y

• 8

• -1

• 5

• 1

Translate the verbal phrase:

The sum of a twice a number and 5

• 2 + y + 5

• 2y + 5

• 2(y + 5)

• 2 - y + 5

What is the simplified form of the expression 
4(2x - 5y) - 3x?

• 5x - 5y 
• 5x - 20y 
• -11x - 5y
• 11x - 20y 

5 less than the product of 7 and a number

• 7s - 5
• 5 - 7 + s
• 7(s - 5) 
• 5 - 7s