-7x^2+5+6x^2=12-(2+x^2)

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Solution for -7x^2+5+6x^2=12-(2+x^2) equation: 


Simplifying
-7x2 + 5 + 6x2 = 12 + -1(2 + x2)

Reorder the terms:
5 + -7x2 + 6x2 = 12 + -1(2 + x2)

Combine like terms: -7x2 + 6x2 = -1x2
5 + -1x2 = 12 + -1(2 + x2)
5 + -1x2 = 12 + (2 * -1 + x2 * -1)
5 + -1x2 = 12 + (-2 + -1x2)

Combine like terms: 12 + -2 = 10
5 + -1x2 = 10 + -1x2

Add 'x2' to each side of the equation.
5 + -1x2 + x2 = 10 + -1x2 + x2

Combine like terms: -1x2 + x2 = 0
5 + 0 = 10 + -1x2 + x2
5 = 10 + -1x2 + x2

Combine like terms: -1x2 + x2 = 0
5 = 10 + 0
5 = 10

Solving
5 = 10

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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