18x+5(4-x)=40

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Solution for 18x+5(4-x)=40 equation: 



18x+5(4-x)=40

We move all terms to the left:

18x+5(4-x)-(40)=0

We add all the numbers together, and all the variables

18x+5(-1x+4)-40=0

We multiply parentheses

18x-5x+20-40=0

We add all the numbers together, and all the variables

13x-20=0

We move all terms containing x to the left, all other terms to the right

13x=20

x=20/13

x=1+7/13

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