Practice Quiz - Simplifying Expressions

Simplify    5(2 - 7n)

•  52 - 57n
• 10 - 7n
• 10 - 35n
• 10 + 35n

-6(z - 1)

• -6z + 6
• -6z - 6
• 6z + 7
• 6z - 7

Add these expressions
(x+5) + (2x+10)

• 3x+15
• x-5
• 18x

In the expression below, the 5 is known as the _________________________

3y + 5

• coefficient

• variable

• constant term

Simplify:

1y - 2x - 3y + 4x

• -2x + 2x

• -2y + 2x

• -4y - 6x

• 2y - 2x

Combine like terms
3x + 2x + 11y - 7y

• 5x + 10y
• 5x - 4y
• 5x + 4y
• 5x -10y

What is the coefficient in the following expression?
5x - 9

• -9
• 5
• x
• 5x

Simplify the Expression. 
9z  - 21 - 3z + 10

• Simplified
• 9z - 21 - 7
• 9z - 11 -3z
• 6z - 11

Simplify the expression:
6 + 2(7x - 3) 

• 12 + 7x
• 14x
• 14x + 3
• 9 + 7x

Simplify: 12x + 8x² - 11x²

• 12x - 3x²

• 9x²

• 20x² - 11x

• 11x - 3x²