-3-7(-1-x)=7x+12

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Solution for -3-7(-1-x)=7x+12 equation:


Simplifying
-3 + -7(-1 + -1x) = 7x + 12
-3 + (-1 * -7 + -1x * -7) = 7x + 12
-3 + (7 + 7x) = 7x + 12

Combine like terms: -3 + 7 = 4
4 + 7x = 7x + 12

Reorder the terms:
4 + 7x = 12 + 7x

Add '-7x' to each side of the equation.
4 + 7x + -7x = 12 + 7x + -7x

Combine like terms: 7x + -7x = 0
4 + 0 = 12 + 7x + -7x
4 = 12 + 7x + -7x

Combine like terms: 7x + -7x = 0
4 = 12 + 0
4 = 12

Solving
4 = 12

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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