F(x)=2x+5x-4

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Solution for F(x)=2x+5x-4 equation:



(F)=2F+5F-4
We move all terms to the left:
(F)-(2F+5F-4)=0
We add all the numbers together, and all the variables
F-(7F-4)=0
We get rid of parentheses
F-7F+4=0
We add all the numbers together, and all the variables
-6F+4=0
We move all terms containing F to the left, all other terms to the right
-6F=-4
F=-4/-6
F=2/3

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