-3(5+7x)=-141

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Solution for -3(5+7x)=-141 equation: 



-3(5+7x)=-141

We move all terms to the left:

-3(5+7x)-(-141)=0

We add all the numbers together, and all the variables

-3(7x+5)-(-141)=0

We add all the numbers together, and all the variables

-3(7x+5)+141=0

We multiply parentheses

-21x-15+141=0

We add all the numbers together, and all the variables

-21x+126=0

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

-21x=-126

x=-126/-21

x=+6

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