7x+100=-4(3x+10)

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Solution for 7x+100=-4(3x+10) equation: 



7x+100=-4(3x+10)

We move all terms to the left:

7x+100-(-4(3x+10))=0



We calculate terms in parentheses: -(-4(3x+10)), so:

-4(3x+10)

We multiply parentheses

-12x-40

Back to the equation:

-(-12x-40)



We get rid of parentheses

7x+12x+40+100=0

We add all the numbers together, and all the variables

19x+140=0

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

19x=-140

x=-140/19

x=-7+7/19

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