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OpenStudy (anonymous):
Given the function f(x) = -2x + 8, find x if f(x) = 22. Answer -36 -15 -7 52
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hero (hero):
f(x) = -2x + 8 22 = -2x + 8 solve for x
OpenStudy (anonymous):
dont get it
OpenStudy (anonymous):
f(x) = -2x + 8 = 22 -> -2x = 22 - 8 => x = 14/ -2 = -7
hero (hero):
You don't get that f(x) = 22 or you don't know how to solve for x when given: 22 = -2x + 8 ?
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