1/20/21 Math 8

Simplify 5(2 - 7n)

• 52 - 7n

• 10 - 7n

• 10 + -35n

• 10 + 35n

8(x + 5) - 4(x + 4)

• 4x + 24
• 4x + 16

6(x + 1) - 5(x + 2)

• 2x + 8
• x - 4

-7(w - 4) + 3w - 27

• 4w + 15
• -4w + 1

Like terms have the same _____ and the same _____.

• variables and numbers
• signs and numbers
• variables and exponents
• variables and signs

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

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

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

4x²+9x+10+3x²+7x+2

• 23x²+12
• 35x²
• 7x²+16x+12
• 23x+12

5x²+8x+6+x²+3x+1

• 6x²+11x+7
• 17x²+7
• 24x²
• 17x+7

• 7x²+3x+5
• 9x²+4x+5
• 4x +9x²+5
• 9x²+3x+5