Add & Sub Poly, Mult & Divi Expo Review

Combine like terms to simplify:

(5x + 2) + (4x + 5)

• 9x -7

• -9x-11

• 9x+7

• x+7

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

• 7x + 7y

• 7x + 5y

• 7x + 6y

• 3x - 5y

(10m - 7n) + (2m - n)

• 12m - 8n

• 12m - 6n

• 12m + 8

• 12m - 6

Combine like terms to simplify:

(12x + 7) + (3x + 8)

• 15x + 15

• 15x + 7

• 15x - 15

• 15x + 8

(4x + 3) + (x - 5)

• 5x + 2

• 5x - 2

• 5x + 8

• 5x - 8

Write each product using an exponent. 
4 x 4 x 4 x 4 x 4 

• 4⁵
• 5⁴
• 4⁶
• 4⁶

2 * 2² *2²

• 2⁴
• 8⁴
• 36
• 2⁵

2n⁴ * 5n⁴

• 7n⁴
• 10n¹⁶
• 10n⁸
• none of the above

3u⁴v⁵ * 7u²v³

• 21u²v²
• 14u⁶v⁸
• 21u⁸v¹⁵
• none of the above

2n⁴ * 5n⁴

• 7n⁴
• 10n¹⁶
• 10n⁸
• none of the above