2x^2+3x-6+x^2-18x+6=

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Solution for 2x^2+3x-6+x^2-18x+6= equation:


Simplifying
2x2 + 3x + -6 + x2 + -18x + 6 = 0

Reorder the terms:
-6 + 6 + 3x + -18x + 2x2 + x2 = 0

Combine like terms: -6 + 6 = 0
0 + 3x + -18x + 2x2 + x2 = 0
3x + -18x + 2x2 + x2 = 0

Combine like terms: 3x + -18x = -15x
-15x + 2x2 + x2 = 0

Combine like terms: 2x2 + x2 = 3x2
-15x + 3x2 = 0

Solving
-15x + 3x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3x'.
3x(-5 + x) = 0

Ignore the factor 3.

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 '(-5 + x)' equal to zero and attempt to solve: Simplifying -5 + x = 0 Solving -5 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + x = 0 + 5 Combine like terms: -5 + 5 = 0 0 + x = 0 + 5 x = 0 + 5 Combine like terms: 0 + 5 = 5 x = 5 Simplifying x = 5

Solution

x = {0, 5}

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