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Simplifying 7x2 + -5x + -150 = 0 Reorder the terms: -150 + -5x + 7x2 = 0 Solving -150 + -5x + 7x2 = 0 Solving for variable 'x'. Factor a trinomial. (-30 + -7x)(5 + -1x) = 0Subproblem 1
Set the factor '(-30 + -7x)' equal to zero and attempt to solve: Simplifying -30 + -7x = 0 Solving -30 + -7x = 0 Move all terms containing x to the left, all other terms to the right. Add '30' to each side of the equation. -30 + 30 + -7x = 0 + 30 Combine like terms: -30 + 30 = 0 0 + -7x = 0 + 30 -7x = 0 + 30 Combine like terms: 0 + 30 = 30 -7x = 30 Divide each side by '-7'. x = -4.285714286 Simplifying x = -4.285714286Subproblem 2
Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5Solution
x = {-4.285714286, 5}
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