Chapter 6 Test Review

9 plus a number 

• n-9
• 9/n
• 9+n
• 9×n

4 less than a number 

• 4/n
• 4+n
• n/4
• n-4

If p represents the points Kia scored in a game, which expression shows how she tripled her point total?

Simplify: x + 3x + 6x + x

• 9x

• 11x

• 2x + 9x

• Can't be simplified

• Can't be simplified

Simplify: 12b + 4b² - 10b

• 4b² + 2b

• 4b² + 22b

• 6b²

• Can't be simplified

Simplify: 7j + 3k + 10j - k

• 3j + 4k

• 17j + 2k

• 19jk

• Can't be simplified

Which of the following is equivalent to 5(a + 6)?

• 5a + 6
• a + 30
• 5a + 30
• 5a - 30

4(p - 6)

• -4p - 24
• 4p + 24
• 4p + 24
• 4p - 24

If m = 9, what is 4m + 2m?

• 54

• 24

• 78

• 18