5x^2-10x=-7+x+x^2

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Solution for 5x^2-10x=-7+x+x^2 equation: 


Simplifying
5x2 + -10x = -7 + x + x2

Reorder the terms:
-10x + 5x2 = -7 + x + x2

Solving
-10x + 5x2 = -7 + x + x2

Solving for variable 'x'.

Reorder the terms:
7 + -10x + -1x + 5x2 + -1x2 = -7 + x + x2 + 7 + -1x + -1x2

Combine like terms: -10x + -1x = -11x
7 + -11x + 5x2 + -1x2 = -7 + x + x2 + 7 + -1x + -1x2

Combine like terms: 5x2 + -1x2 = 4x2
7 + -11x + 4x2 = -7 + x + x2 + 7 + -1x + -1x2

Reorder the terms:
7 + -11x + 4x2 = -7 + 7 + x + -1x + x2 + -1x2

Combine like terms: -7 + 7 = 0
7 + -11x + 4x2 = 0 + x + -1x + x2 + -1x2
7 + -11x + 4x2 = x + -1x + x2 + -1x2

Combine like terms: x + -1x = 0
7 + -11x + 4x2 = 0 + x2 + -1x2
7 + -11x + 4x2 = x2 + -1x2

Combine like terms: x2 + -1x2 = 0
7 + -11x + 4x2 = 0

Factor a trinomial.
(1 + -1x)(7 + -4x) = 0


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

Simplifying
1 + -1x = 0

Solving
1 + -1x = 0

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

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

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

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

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

Simplifying
x = 1

Subproblem 2
Set the factor '(7 + -4x)' equal to zero and attempt to solve:

Simplifying
7 + -4x = 0

Solving
7 + -4x = 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 + -4x = 0 + -7

Combine like terms: 7 + -7 = 0
0 + -4x = 0 + -7
-4x = 0 + -7

Combine like terms: 0 + -7 = -7
-4x = -7

Divide each side by '-4'.
x = 1.75

Simplifying
x = 1.75
Solution
x = {1, 1.75}

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