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Simplifying 30c2 + -19c = 63 Reorder the terms: -19c + 30c2 = 63 Solving -19c + 30c2 = 63 Solving for variable 'c'. Reorder the terms: -63 + -19c + 30c2 = 63 + -63 Combine like terms: 63 + -63 = 0 -63 + -19c + 30c2 = 0 Factor a trinomial. (-7 + -6c)(9 + -5c) = 0Subproblem 1
Set the factor '(-7 + -6c)' equal to zero and attempt to solve: Simplifying -7 + -6c = 0 Solving -7 + -6c = 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 + -6c = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -6c = 0 + 7 -6c = 0 + 7 Combine like terms: 0 + 7 = 7 -6c = 7 Divide each side by '-6'. c = -1.166666667 Simplifying c = -1.166666667Subproblem 2
Set the factor '(9 + -5c)' equal to zero and attempt to solve: Simplifying 9 + -5c = 0 Solving 9 + -5c = 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 + -5c = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -5c = 0 + -9 -5c = 0 + -9 Combine like terms: 0 + -9 = -9 -5c = -9 Divide each side by '-5'. c = 1.8 Simplifying c = 1.8Solution
c = {-1.166666667, 1.8}
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