3x+2(-x)+1=2(-x)7

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Solution for 3x+2(-x)+1=2(-x)7 equation: 



3x+2(-x)+1=2(-x)7

We move all terms to the left:

3x+2(-x)+1-(2(-x)7)=0

We add all the numbers together, and all the variables

3x+2(-1x)-(2(-1x)7)+1=0

We multiply parentheses

3x-2x-(2(-1x)7)+1=0



We calculate terms in parentheses: -(2(-1x)7), so:

2(-1x)7

We multiply parentheses

-14x

Back to the equation:

-(-14x)



We add all the numbers together, and all the variables

x-(-14x)+1=0

We get rid of parentheses

x+14x+1=0

We add all the numbers together, and all the variables

15x+1=0

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

15x=-1

x=-1/15

x=-1/15

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