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Simplifying x2 + -2x + 5 = 9x + -5 Reorder the terms: 5 + -2x + x2 = 9x + -5 Reorder the terms: 5 + -2x + x2 = -5 + 9x Solving 5 + -2x + x2 = -5 + 9x Solving for variable 'x'. Reorder the terms: 5 + 5 + -2x + -9x + x2 = -5 + 9x + 5 + -9x Combine like terms: 5 + 5 = 10 10 + -2x + -9x + x2 = -5 + 9x + 5 + -9x Combine like terms: -2x + -9x = -11x 10 + -11x + x2 = -5 + 9x + 5 + -9x Reorder the terms: 10 + -11x + x2 = -5 + 5 + 9x + -9x Combine like terms: -5 + 5 = 0 10 + -11x + x2 = 0 + 9x + -9x 10 + -11x + x2 = 9x + -9x Combine like terms: 9x + -9x = 0 10 + -11x + x2 = 0 Factor a trinomial. (1 + -1x)(10 + -1x) = 0Subproblem 1
Set the factor '(1 + -1x)' equal to zero and attempt to solve: Simplifying 1 + -1x = 0 Solving 1 + -1x = 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 + -1x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1x = 0 + -1 -1x = 0 + -1 Combine like terms: 0 + -1 = -1 -1x = -1 Divide each side by '-1'. x = 1 Simplifying x = 1Subproblem 2
Set the factor '(10 + -1x)' equal to zero and attempt to solve: Simplifying 10 + -1x = 0 Solving 10 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-10' to each side of the equation. 10 + -10 + -1x = 0 + -10 Combine like terms: 10 + -10 = 0 0 + -1x = 0 + -10 -1x = 0 + -10 Combine like terms: 0 + -10 = -10 -1x = -10 Divide each side by '-1'. x = 10 Simplifying x = 10Solution
x = {1, 10}
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