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Simplifying 30x2 + 37x + -8 = -18 Reorder the terms: -8 + 37x + 30x2 = -18 Solving -8 + 37x + 30x2 = -18 Solving for variable 'x'. Reorder the terms: -8 + 18 + 37x + 30x2 = -18 + 18 Combine like terms: -8 + 18 = 10 10 + 37x + 30x2 = -18 + 18 Combine like terms: -18 + 18 = 0 10 + 37x + 30x2 = 0 Factor a trinomial. (5 + 6x)(2 + 5x) = 0Subproblem 1
Set the factor '(5 + 6x)' equal to zero and attempt to solve: Simplifying 5 + 6x = 0 Solving 5 + 6x = 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 + 6x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 6x = 0 + -5 6x = 0 + -5 Combine like terms: 0 + -5 = -5 6x = -5 Divide each side by '6'. x = -0.8333333333 Simplifying x = -0.8333333333Subproblem 2
Set the factor '(2 + 5x)' equal to zero and attempt to solve: Simplifying 2 + 5x = 0 Solving 2 + 5x = 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 + 5x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + 5x = 0 + -2 5x = 0 + -2 Combine like terms: 0 + -2 = -2 5x = -2 Divide each side by '5'. x = -0.4 Simplifying x = -0.4Solution
x = {-0.8333333333, -0.4}
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