187=-19+7(13-x)

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Solution for 187=-19+7(13-x) equation: 



187=-19+7(13-x)

We move all terms to the left:

187-(-19+7(13-x))=0

We add all the numbers together, and all the variables

-(-19+7(-1x+13))+187=0



We calculate terms in parentheses: -(-19+7(-1x+13)), so:

-19+7(-1x+13)

determiningTheFunctionDomain
7(-1x+13)-19

We multiply parentheses

-7x+91-19

We add all the numbers together, and all the variables

-7x+72

Back to the equation:

-(-7x+72)



We get rid of parentheses

7x-72+187=0

We add all the numbers together, and all the variables

7x+115=0

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

7x=-115

x=-115/7

x=-16+3/7

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