9x^2+x-1=9x^2+x+7

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Solution for 9x^2+x-1=9x^2+x+7 equation:


Simplifying
9x2 + x + -1 = 9x2 + x + 7

Reorder the terms:
-1 + x + 9x2 = 9x2 + x + 7

Reorder the terms:
-1 + x + 9x2 = 7 + x + 9x2

Add '-1x' to each side of the equation.
-1 + x + -1x + 9x2 = 7 + x + -1x + 9x2

Combine like terms: x + -1x = 0
-1 + 0 + 9x2 = 7 + x + -1x + 9x2
-1 + 9x2 = 7 + x + -1x + 9x2

Combine like terms: x + -1x = 0
-1 + 9x2 = 7 + 0 + 9x2
-1 + 9x2 = 7 + 9x2

Add '-9x2' to each side of the equation.
-1 + 9x2 + -9x2 = 7 + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-1 + 0 = 7 + 9x2 + -9x2
-1 = 7 + 9x2 + -9x2

Combine like terms: 9x2 + -9x2 = 0
-1 = 7 + 0
-1 = 7

Solving
-1 = 7

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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