140=7(-4-6x)

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Solution for 140=7(-4-6x) equation: 



140=7(-4-6x)

We move all terms to the left:

140-(7(-4-6x))=0

We add all the numbers together, and all the variables

-(7(-6x-4))+140=0



We calculate terms in parentheses: -(7(-6x-4)), so:

7(-6x-4)

We multiply parentheses

-42x-28

Back to the equation:

-(-42x-28)



We get rid of parentheses

42x+28+140=0

We add all the numbers together, and all the variables

42x+168=0

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

42x=-168

x=-168/42

x=-4

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