40x=55(X-3)

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Solution for 40x=55(X-3) equation: 



40x=55(x-3)

We move all terms to the left:

40x-(55(x-3))=0



We calculate terms in parentheses: -(55(x-3)), so:

55(x-3)

We multiply parentheses

55x-165

Back to the equation:

-(55x-165)



We get rid of parentheses

40x-55x+165=0

We add all the numbers together, and all the variables

-15x+165=0

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

-15x=-165

x=-165/-15

x=+11

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