-5x^2+8x-56=-6x^2+7x

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Solution for -5x^2+8x-56=-6x^2+7x equation: 


Simplifying
-5x2 + 8x + -56 = -6x2 + 7x

Reorder the terms:
-56 + 8x + -5x2 = -6x2 + 7x

Reorder the terms:
-56 + 8x + -5x2 = 7x + -6x2

Solving
-56 + 8x + -5x2 = 7x + -6x2

Solving for variable 'x'.

Reorder the terms:
-56 + 8x + -7x + -5x2 + 6x2 = 7x + -6x2 + -7x + 6x2

Combine like terms: 8x + -7x = 1x
-56 + 1x + -5x2 + 6x2 = 7x + -6x2 + -7x + 6x2

Combine like terms: -5x2 + 6x2 = 1x2
-56 + 1x + 1x2 = 7x + -6x2 + -7x + 6x2

Reorder the terms:
-56 + 1x + 1x2 = 7x + -7x + -6x2 + 6x2

Combine like terms: 7x + -7x = 0
-56 + 1x + 1x2 = 0 + -6x2 + 6x2
-56 + 1x + 1x2 = -6x2 + 6x2

Combine like terms: -6x2 + 6x2 = 0
-56 + 1x + 1x2 = 0

Factor a trinomial.
(-8 + -1x)(7 + -1x) = 0


Subproblem 1
Set the factor '(-8 + -1x)' equal to zero and attempt to solve:

Simplifying
-8 + -1x = 0

Solving
-8 + -1x = 0

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

Add '8' to each side of the equation.
-8 + 8 + -1x = 0 + 8

Combine like terms: -8 + 8 = 0
0 + -1x = 0 + 8
-1x = 0 + 8

Combine like terms: 0 + 8 = 8
-1x = 8

Divide each side by '-1'.
x = -8

Simplifying
x = -8

Subproblem 2
Set the factor '(7 + -1x)' equal to zero and attempt to solve:

Simplifying
7 + -1x = 0

Solving
7 + -1x = 0

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

Add '-7' to each side of the equation.
7 + -7 + -1x = 0 + -7

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

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

Divide each side by '-1'.
x = 7

Simplifying
x = 7
Solution
x = {-8, 7}

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