(-7x+9)+(x^2+x-9)=

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


Simplifying
(-7x + 9) + (x2 + x + -9) = 0

Reorder the terms:
(9 + -7x) + (x2 + x + -9) = 0

Remove parenthesis around (9 + -7x)
9 + -7x + (x2 + x + -9) = 0

Reorder the terms:
9 + -7x + (-9 + x + x2) = 0

Remove parenthesis around (-9 + x + x2)
9 + -7x + -9 + x + x2 = 0

Reorder the terms:
9 + -9 + -7x + x + x2 = 0

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

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

Solving
-6x + x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'x'.
x(-6 + x) = 0

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(-6 + x)' equal to zero and attempt to solve: Simplifying -6 + x = 0 Solving -6 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '6' to each side of the equation. -6 + 6 + x = 0 + 6 Combine like terms: -6 + 6 = 0 0 + x = 0 + 6 x = 0 + 6 Combine like terms: 0 + 6 = 6 x = 6 Simplifying x = 6

Solution

x = {0, 6}

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