10x+81=142+7(x-10)

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Solution for 10x+81=142+7(x-10) equation: 



10x+81=142+7(x-10)

We move all terms to the left:

10x+81-(142+7(x-10))=0



We calculate terms in parentheses: -(142+7(x-10)), so:

142+7(x-10)

determiningTheFunctionDomain
7(x-10)+142

We multiply parentheses

7x-70+142

We add all the numbers together, and all the variables

7x+72

Back to the equation:

-(7x+72)



We get rid of parentheses

10x-7x-72+81=0

We add all the numbers together, and all the variables

3x+9=0

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

3x=-9

x=-9/3

x=-3

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