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Simplifying 6c2 + 13c + -63 = 0 Reorder the terms: -63 + 13c + 6c2 = 0 Solving -63 + 13c + 6c2 = 0 Solving for variable 'c'. Factor a trinomial. (-9 + -2c)(7 + -3c) = 0Subproblem 1
Set the factor '(-9 + -2c)' equal to zero and attempt to solve: Simplifying -9 + -2c = 0 Solving -9 + -2c = 0 Move all terms containing c to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -2c = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -2c = 0 + 9 -2c = 0 + 9 Combine like terms: 0 + 9 = 9 -2c = 9 Divide each side by '-2'. c = -4.5 Simplifying c = -4.5Subproblem 2
Set the factor '(7 + -3c)' equal to zero and attempt to solve: Simplifying 7 + -3c = 0 Solving 7 + -3c = 0 Move all terms containing c to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3c = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3c = 0 + -7 -3c = 0 + -7 Combine like terms: 0 + -7 = -7 -3c = -7 Divide each side by '-3'. c = 2.333333333 Simplifying c = 2.333333333Solution
c = {-4.5, 2.333333333}
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