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Simplifying 56v2 + 23v + -63 = 0 Reorder the terms: -63 + 23v + 56v2 = 0 Solving -63 + 23v + 56v2 = 0 Solving for variable 'v'. Factor a trinomial. (-9 + -7v)(7 + -8v) = 0Subproblem 1
Set the factor '(-9 + -7v)' equal to zero and attempt to solve: Simplifying -9 + -7v = 0 Solving -9 + -7v = 0 Move all terms containing v to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -7v = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -7v = 0 + 9 -7v = 0 + 9 Combine like terms: 0 + 9 = 9 -7v = 9 Divide each side by '-7'. v = -1.285714286 Simplifying v = -1.285714286Subproblem 2
Set the factor '(7 + -8v)' equal to zero and attempt to solve: Simplifying 7 + -8v = 0 Solving 7 + -8v = 0 Move all terms containing v to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -8v = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -8v = 0 + -7 -8v = 0 + -7 Combine like terms: 0 + -7 = -7 -8v = -7 Divide each side by '-8'. v = 0.875 Simplifying v = 0.875Solution
v = {-1.285714286, 0.875}
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