105=-7(1+4x)

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Solution for 105=-7(1+4x) equation: 



105=-7(1+4x)

We move all terms to the left:

105-(-7(1+4x))=0

We add all the numbers together, and all the variables

-(-7(4x+1))+105=0



We calculate terms in parentheses: -(-7(4x+1)), so:

-7(4x+1)

We multiply parentheses

-28x-7

Back to the equation:

-(-28x-7)



We get rid of parentheses

28x+7+105=0

We add all the numbers together, and all the variables

28x+112=0

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

28x=-112

x=-112/28

x=-4

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