18x+5=3(4-x)

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Solution for 18x+5=3(4-x) equation: 



18x+5=3(4-x)

We move all terms to the left:

18x+5-(3(4-x))=0

We add all the numbers together, and all the variables

18x-(3(-1x+4))+5=0



We calculate terms in parentheses: -(3(-1x+4)), so:

3(-1x+4)

We multiply parentheses

-3x+12

Back to the equation:

-(-3x+12)



We get rid of parentheses

18x+3x-12+5=0

We add all the numbers together, and all the variables

21x-7=0

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

21x=7

x=7/21

x=1/3

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