3(2 + f) = -15A. 3B. 7C. -3D. -7
2 answers:
Answer:
D. (-7)
Step-by-step explanation:
3(2 + f) = (-15)
(3 . 2) + (3 . f) = (-15)
6 + 3f = (-15)
3f = (-15) - 6
3f = (-21)
f = (-21)/3
f = (-7)
Step-by-step explanation:
6+3f=-15
subtract 6
3f=-21
then divide
f=-7
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