3(7+x)=5(7(-4))

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Solution for 3(7+x)=5(7(-4)) equation: 



3(7+x)=5(7(-4))

We move all terms to the left:

3(7+x)-(5(7(-4)))=0

We add all the numbers together, and all the variables

3(x+7)-(5(7(-4)))=0

We add all the numbers together, and all the variables

3(x+7)+140=0

We multiply parentheses

3x+21+140=0

We add all the numbers together, and all the variables

3x+161=0

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

3x=-161

x=-161/3

x=-53+2/3

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