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Simplifying 16 + 4x2 + -8x = 8x Reorder the terms: 16 + -8x + 4x2 = 8x Solving 16 + -8x + 4x2 = 8x Solving for variable 'x'. Reorder the terms: 16 + -8x + -8x + 4x2 = 8x + -8x Combine like terms: -8x + -8x = -16x 16 + -16x + 4x2 = 8x + -8x Combine like terms: 8x + -8x = 0 16 + -16x + 4x2 = 0 Factor out the Greatest Common Factor (GCF), '4'. 4(4 + -4x + x2) = 0 Factor a trinomial. 4((2 + -1x)(2 + -1x)) = 0 Ignore the factor 4.Subproblem 1
Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2Subproblem 2
Set the factor '(2 + -1x)' equal to zero and attempt to solve: Simplifying 2 + -1x = 0 Solving 2 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1x = 0 + -2 -1x = 0 + -2 Combine like terms: 0 + -2 = -2 -1x = -2 Divide each side by '-1'. x = 2 Simplifying x = 2Solution
x = {2, 2}
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