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Simplifying 12R2 + 13R + -35 = 0 Reorder the terms: -35 + 13R + 12R2 = 0 Solving -35 + 13R + 12R2 = 0 Solving for variable 'R'. Factor a trinomial. (-7 + -3R)(5 + -4R) = 0Subproblem 1
Set the factor '(-7 + -3R)' equal to zero and attempt to solve: Simplifying -7 + -3R = 0 Solving -7 + -3R = 0 Move all terms containing R to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -3R = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -3R = 0 + 7 -3R = 0 + 7 Combine like terms: 0 + 7 = 7 -3R = 7 Divide each side by '-3'. R = -2.333333333 Simplifying R = -2.333333333Subproblem 2
Set the factor '(5 + -4R)' equal to zero and attempt to solve: Simplifying 5 + -4R = 0 Solving 5 + -4R = 0 Move all terms containing R to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -4R = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -4R = 0 + -5 -4R = 0 + -5 Combine like terms: 0 + -5 = -5 -4R = -5 Divide each side by '-4'. R = 1.25 Simplifying R = 1.25Solution
R = {-2.333333333, 1.25}
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