3+x-7=x+15

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Solution for 3+x-7=x+15 equation:


Simplifying
3 + x + -7 = x + 15

Reorder the terms:
3 + -7 + x = x + 15

Combine like terms: 3 + -7 = -4
-4 + x = x + 15

Reorder the terms:
-4 + x = 15 + x

Add '-1x' to each side of the equation.
-4 + x + -1x = 15 + x + -1x

Combine like terms: x + -1x = 0
-4 + 0 = 15 + x + -1x
-4 = 15 + x + -1x

Combine like terms: x + -1x = 0
-4 = 15 + 0
-4 = 15

Solving
-4 = 15

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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