4(x-5)=8(x-9)

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Solution for 4(x-5)=8(x-9) equation: 



4(x-5)=8(x-9)

We move all terms to the left:

4(x-5)-(8(x-9))=0

We multiply parentheses

4x-(8(x-9))-20=0



We calculate terms in parentheses: -(8(x-9)), so:

8(x-9)

We multiply parentheses

8x-72

Back to the equation:

-(8x-72)



We get rid of parentheses

4x-8x+72-20=0

We add all the numbers together, and all the variables

-4x+52=0

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

-4x=-52

x=-52/-4

x=+13

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