7(8-x)=5(9-x)+19

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Solution for 7(8-x)=5(9-x)+19 equation: 



7(8-x)=5(9-x)+19

We move all terms to the left:

7(8-x)-(5(9-x)+19)=0

We add all the numbers together, and all the variables

7(-1x+8)-(5(-1x+9)+19)=0

We multiply parentheses

-7x-(5(-1x+9)+19)+56=0



We calculate terms in parentheses: -(5(-1x+9)+19), so:

5(-1x+9)+19

We multiply parentheses

-5x+45+19

We add all the numbers together, and all the variables

-5x+64

Back to the equation:

-(-5x+64)



We get rid of parentheses

-7x+5x-64+56=0

We add all the numbers together, and all the variables

-2x-8=0

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

-2x=8

x=8/-2

x=-4

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