7-10(10+3x)=7

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



7-10(10+3x)=7

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We add all the numbers together, and all the variables

-10(3x+10)=0

We multiply parentheses

-30x-100=0

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

-30x=100

x=100/-30

x=-3+1/3

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