(5x+6)-(-2x^2-7x+6)=0

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Solution for (5x+6)-(-2x^2-7x+6)=0 equation:


Simplifying
(5x + 6) + -1(-2x2 + -7x + 6) = 0

Reorder the terms:
(6 + 5x) + -1(-2x2 + -7x + 6) = 0

Remove parenthesis around (6 + 5x)
6 + 5x + -1(-2x2 + -7x + 6) = 0

Reorder the terms:
6 + 5x + -1(6 + -7x + -2x2) = 0
6 + 5x + (6 * -1 + -7x * -1 + -2x2 * -1) = 0
6 + 5x + (-6 + 7x + 2x2) = 0

Reorder the terms:
6 + -6 + 5x + 7x + 2x2 = 0

Combine like terms: 6 + -6 = 0
0 + 5x + 7x + 2x2 = 0
5x + 7x + 2x2 = 0

Combine like terms: 5x + 7x = 12x
12x + 2x2 = 0

Solving
12x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2x'.
2x(6 + x) = 0

Ignore the factor 2.

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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