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OpenStudy (anonymous):
Given the function f(x) = 5(x+4) − 6, solve for the inverse function when x = 19. SOMEONE HELP ME I KEEP GETTING 109 and that's not an answer .
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OpenStudy (anonymous):
solve \[5(x+4)-6=19\]
OpenStudy (anonymous):
add 6 to get \[5(x+4)=25\] divide by 5 and get \[x+4=5\]
OpenStudy (anonymous):
but if x = 19 wouldn't you substitute both and get 19= 5(19+4)-6
OpenStudy (anonymous):
I got 109 |dw:1395186539881:dw|
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