aminaabdi842 aminaabdi842

15-10-2017
Mathematics

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If f (x)=5x-7, then what us the solution to f (x)=4

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magistercollege magistercollege

15-10-2017

f(x) is function notation, and is still solved similar to a "y=" equation. We want to solve the equation where the equation's solution equals 4. Therefore, solve like a y= equation and find the x-value which gives a 4 for the answer:

4=5x+7
4-7=5x
-3=5x
(-3/5)=x

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