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Simplifying 3x2 + 47x + 140 = 0 Reorder the terms: 140 + 47x + 3x2 = 0 Solving 140 + 47x + 3x2 = 0 Solving for variable 'x'. Factor a trinomial. (35 + 3x)(4 + x) = 0Subproblem 1
Set the factor '(35 + 3x)' equal to zero and attempt to solve: Simplifying 35 + 3x = 0 Solving 35 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-35' to each side of the equation. 35 + -35 + 3x = 0 + -35 Combine like terms: 35 + -35 = 0 0 + 3x = 0 + -35 3x = 0 + -35 Combine like terms: 0 + -35 = -35 3x = -35 Divide each side by '3'. x = -11.66666667 Simplifying x = -11.66666667Subproblem 2
Set the factor '(4 + x)' equal to zero and attempt to solve: Simplifying 4 + x = 0 Solving 4 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + x = 0 + -4 x = 0 + -4 Combine like terms: 0 + -4 = -4 x = -4 Simplifying x = -4Solution
x = {-11.66666667, -4}
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