Question

WILL FAN AND MEDAL


Which of the following expressions are equivalent to -3.5(2 - 3n) - 2.5n? Select all that apply.

A. -7 - 8n
B. -7 + 8n
C. -7 - 13n
D. -7 - n(10.5 - 2.5)
E. -7 + n(10.5 - 2.5)

Answer 1

E,B

Answer 2

-3.5(2 - 3n) - 2.5n (multiple -3.5 to everything inside the parenthesis)
-7 + 10.5n - 2.5n, which can be rewriten as -7 + n(10.5 - 2.5)
-7 + 10.5n - 2.5n, and if you add the n's together, you get -7 + 8n

Answer 3

Thank you~! @porkbuns