4(x+9)=5(x+3)

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Solution for 4(x+9)=5(x+3) equation: 



4(x+9)=5(x+3)

We move all terms to the left:

4(x+9)-(5(x+3))=0

We multiply parentheses

4x-(5(x+3))+36=0



We calculate terms in parentheses: -(5(x+3)), so:

5(x+3)

We multiply parentheses

5x+15

Back to the equation:

-(5x+15)



We get rid of parentheses

4x-5x-15+36=0

We add all the numbers together, and all the variables

-1x+21=0

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

-x=-21

x=-21/-1

x=+21

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