10=-2.5(x-3.1)

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Solution for 10=-2.5(x-3.1) equation: 



10=-2.5(x-3.1)

We move all terms to the left:

10-(-2.5(x-3.1))=0



We calculate terms in parentheses: -(-2.5(x-3.1)), so:

-2.5(x-3.1)

We multiply parentheses

-2.5x+7.75

Back to the equation:

-(-2.5x+7.75)



We get rid of parentheses

2.5x-7.75+10=0

We add all the numbers together, and all the variables

2.5x+2.25=0

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

2.5x=-2.25

x=-2.25/2.5

x=-1/1.11111111111

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