0.75(x-13)=-2(9+x)

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Solution for 0.75(x-13)=-2(9+x) equation: 



0.75(x-13)=-2(9+x)

We move all terms to the left:

0.75(x-13)-(-2(9+x))=0

We add all the numbers together, and all the variables

0.75(x-13)-(-2(x+9))=0

We multiply parentheses

0.75x-(-2(x+9))-9.75=0



We calculate terms in parentheses: -(-2(x+9)), so:

-2(x+9)

We multiply parentheses

-2x-18

Back to the equation:

-(-2x-18)



We get rid of parentheses

0.75x+2x+18-9.75=0

We add all the numbers together, and all the variables

2.75x+8.25=0

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

2.75x=-8.25

x=-8.25/2.75

x=-3

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