Multiple Choice Problems 10 - 14.
10. Which expression is equivalent to 3(-12x - 3)?
a 3(12x) + 3(8)
b. -3(12x) -(-3)(8)
C. 3(-12x)-3(8)
11. Which expression is equivalent to -11(6.22 + 4)?
a. -11(6.22) + (-11)(4)
b. 11(6.22) + (-11)(4)
C. -11(6.22) - (-11)(4)
12. Which expression is equivalent to 4x - 7?
a. 3x +(-8) + 2x + 1
b. 2x +X-5+X-2
C. -3 + x + x + 3x - 4
13. Which expression is equivalent to -7(4+6x)?
a. 28 + (-42x)
b. -28 + 42x
c. -28 + (-42x)
14. Which expression is NOT equivalent to 12 - 5x?
a. 8 - x - 2x + 4 - 2x
b. -3x + 7 - 2x + 3 + 2
c. -x + 9 + 5 - 2x - 2x
d. 2 - 3x + 6 + 4 - x -x