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Simplifying 5x2 = 38x + 63 Reorder the terms: 5x2 = 63 + 38x Solving 5x2 = 63 + 38x Solving for variable 'x'. Reorder the terms: -63 + -38x + 5x2 = 63 + 38x + -63 + -38x Reorder the terms: -63 + -38x + 5x2 = 63 + -63 + 38x + -38x Combine like terms: 63 + -63 = 0 -63 + -38x + 5x2 = 0 + 38x + -38x -63 + -38x + 5x2 = 38x + -38x Combine like terms: 38x + -38x = 0 -63 + -38x + 5x2 = 0 Factor a trinomial. (-7 + -5x)(9 + -1x) = 0Subproblem 1
Set the factor '(-7 + -5x)' equal to zero and attempt to solve: Simplifying -7 + -5x = 0 Solving -7 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -5x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -5x = 0 + 7 -5x = 0 + 7 Combine like terms: 0 + 7 = 7 -5x = 7 Divide each side by '-5'. x = -1.4 Simplifying x = -1.4Subproblem 2
Set the factor '(9 + -1x)' equal to zero and attempt to solve: Simplifying 9 + -1x = 0 Solving 9 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -1x = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -1x = 0 + -9 -1x = 0 + -9 Combine like terms: 0 + -9 = -9 -1x = -9 Divide each side by '-1'. x = 9 Simplifying x = 9Solution
x = {-1.4, 9}
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