7/4=(x-4)/8

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Solution for 7/4=(x-4)/8 equation: 



7/4=(x-4)/8

We move all terms to the left:

7/4-((x-4)/8)=0

We calculate fractions


(-((x-4)*4)/()+()/()=0



We calculate terms in parentheses: +(-((x-4)*4)/()+()/(), so:

-((x-4)*4)/()+()/(

We add all the numbers together, and all the variables

-((x-4)*4)/()+1

We multiply all the terms by the denominator


-((x-4)*4)+1*()



We calculate terms in parentheses: -((x-4)*4), so:

(x-4)*4

We multiply parentheses

4x-16

Back to the equation:

-(4x-16)



We add all the numbers together, and all the variables

-(4x-16)

We get rid of parentheses

-4x+16

Back to the equation:

+(-4x+16)



We get rid of parentheses

-4x+16=0

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

-4x=-16

x=-16/-4

x=+4

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