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Given that f(X)=2X-5, find the value of X that makes f(X)=15

User Smagnan
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2 Answers

0 votes
x=15 because 2(15) is 30-5 is 15
User NOP Da CALL
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3 votes
if f(x) = 15 then
15 = 2x - 5
20 = 2x
x = 10
User Newbs
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