2x^2+8x-6=2x^2+9x+7

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Solution for 2x^2+8x-6=2x^2+9x+7 equation:


Simplifying
2x2 + 8x + -6 = 2x2 + 9x + 7

Reorder the terms:
-6 + 8x + 2x2 = 2x2 + 9x + 7

Reorder the terms:
-6 + 8x + 2x2 = 7 + 9x + 2x2

Add '-2x2' to each side of the equation.
-6 + 8x + 2x2 + -2x2 = 7 + 9x + 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-6 + 8x + 0 = 7 + 9x + 2x2 + -2x2
-6 + 8x = 7 + 9x + 2x2 + -2x2

Combine like terms: 2x2 + -2x2 = 0
-6 + 8x = 7 + 9x + 0
-6 + 8x = 7 + 9x

Solving
-6 + 8x = 7 + 9x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-9x' to each side of the equation.
-6 + 8x + -9x = 7 + 9x + -9x

Combine like terms: 8x + -9x = -1x
-6 + -1x = 7 + 9x + -9x

Combine like terms: 9x + -9x = 0
-6 + -1x = 7 + 0
-6 + -1x = 7

Add '6' to each side of the equation.
-6 + 6 + -1x = 7 + 6

Combine like terms: -6 + 6 = 0
0 + -1x = 7 + 6
-1x = 7 + 6

Combine like terms: 7 + 6 = 13
-1x = 13

Divide each side by '-1'.
x = -13

Simplifying
x = -13

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