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Simplifying x * x + -20x + 34 = -7x + 4 Multiply x * x x2 + -20x + 34 = -7x + 4 Reorder the terms: 34 + -20x + x2 = -7x + 4 Reorder the terms: 34 + -20x + x2 = 4 + -7x Solving 34 + -20x + x2 = 4 + -7x Solving for variable 'x'. Reorder the terms: 34 + -4 + -20x + 7x + x2 = 4 + -7x + -4 + 7x Combine like terms: 34 + -4 = 30 30 + -20x + 7x + x2 = 4 + -7x + -4 + 7x Combine like terms: -20x + 7x = -13x 30 + -13x + x2 = 4 + -7x + -4 + 7x Reorder the terms: 30 + -13x + x2 = 4 + -4 + -7x + 7x Combine like terms: 4 + -4 = 0 30 + -13x + x2 = 0 + -7x + 7x 30 + -13x + x2 = -7x + 7x Combine like terms: -7x + 7x = 0 30 + -13x + x2 = 0 Factor a trinomial. (3 + -1x)(10 + -1x) = 0Subproblem 1
Set the factor '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3Subproblem 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 = {3, 10}
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