Find x if f(x) = 2x + 7 and f(x) = -1.
A.5
B.-4
C.-4
1 answer:
Answer:
x = - 4
Step-by-step explanation:
Hi there !
if f(x) = 2x + 7 and f(x) = -1 =>
2x + 7 = - 1
2x = - 1 - 7
2x = - 8
x = - 8 ÷ 2
x = - 4
Good luck !
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