3/4=(-4-x)/(-2-7)

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Solution for 3/4=(-4-x)/(-2-7) equation: 



3/4=(-4-x)/(-2-7)

We move all terms to the left:

3/4-((-4-x)/(-2-7))=0

We add all the numbers together, and all the variables

-((-1x-4)/(-9))+3/4=0

We calculate fractions


(-((-1x-4)*4)/()+()/()=0



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

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

We add all the numbers together, and all the variables

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

We multiply all the terms by the denominator


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



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

(-1x-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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