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31.01.2020 •
Mathematics
Answer! : (
given the function f(x) = 2(x + 6), find x if f(x) = 22.
a) 56
b) 5
c) 38
d) 17
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Ответ:
22 = 2(x+6) or
22 = 2x + 12 . Now solve this equation with the variable x:
2x = 22 - 12
2x = 10
x = 5 (Answer B)
Ответ: