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Simplifying 3h2 + -20h + -7 = 0 Reorder the terms: -7 + -20h + 3h2 = 0 Solving -7 + -20h + 3h2 = 0 Solving for variable 'h'. Factor a trinomial. (-1 + -3h)(7 + -1h) = 0Subproblem 1
Set the factor '(-1 + -3h)' equal to zero and attempt to solve: Simplifying -1 + -3h = 0 Solving -1 + -3h = 0 Move all terms containing h to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -3h = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -3h = 0 + 1 -3h = 0 + 1 Combine like terms: 0 + 1 = 1 -3h = 1 Divide each side by '-3'. h = -0.3333333333 Simplifying h = -0.3333333333Subproblem 2
Set the factor '(7 + -1h)' equal to zero and attempt to solve: Simplifying 7 + -1h = 0 Solving 7 + -1h = 0 Move all terms containing h to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -1h = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -1h = 0 + -7 -1h = 0 + -7 Combine like terms: 0 + -7 = -7 -1h = -7 Divide each side by '-1'. h = 7 Simplifying h = 7Solution
h = {-0.3333333333, 7}
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