3x-(2x^2-2x)+7x^2=

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Solution for 3x-(2x^2-2x)+7x^2= equation:


Simplifying
3x + -1(2x2 + -2x) + 7x2 = 0

Reorder the terms:
3x + -1(-2x + 2x2) + 7x2 = 0
3x + (-2x * -1 + 2x2 * -1) + 7x2 = 0
3x + (2x + -2x2) + 7x2 = 0

Combine like terms: 3x + 2x = 5x
5x + -2x2 + 7x2 = 0

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

Solving
5x + 5x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5x'.
5x(1 + x) = 0

Ignore the factor 5.

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 '(1 + x)' equal to zero and attempt to solve: Simplifying 1 + x = 0 Solving 1 + x = 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 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Solution

x = {0, -1}

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