x^2+3x-10=9x-3

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Solution for x^2+3x-10=9x-3 equation: 


Simplifying
x2 + 3x + -10 = 9x + -3

Reorder the terms:
-10 + 3x + x2 = 9x + -3

Reorder the terms:
-10 + 3x + x2 = -3 + 9x

Solving
-10 + 3x + x2 = -3 + 9x

Solving for variable 'x'.

Reorder the terms:
-10 + 3 + 3x + -9x + x2 = -3 + 9x + 3 + -9x

Combine like terms: -10 + 3 = -7
-7 + 3x + -9x + x2 = -3 + 9x + 3 + -9x

Combine like terms: 3x + -9x = -6x
-7 + -6x + x2 = -3 + 9x + 3 + -9x

Reorder the terms:
-7 + -6x + x2 = -3 + 3 + 9x + -9x

Combine like terms: -3 + 3 = 0
-7 + -6x + x2 = 0 + 9x + -9x
-7 + -6x + x2 = 9x + -9x

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

Factor a trinomial.
(-1 + -1x)(7 + -1x) = 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 + -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 = {-1, 7}

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