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Simplifying 21v2 + -1v + -16 = -6 Reorder the terms: -16 + -1v + 21v2 = -6 Solving -16 + -1v + 21v2 = -6 Solving for variable 'v'. Reorder the terms: -16 + 6 + -1v + 21v2 = -6 + 6 Combine like terms: -16 + 6 = -10 -10 + -1v + 21v2 = -6 + 6 Combine like terms: -6 + 6 = 0 -10 + -1v + 21v2 = 0 Factor a trinomial. (-2 + -3v)(5 + -7v) = 0Subproblem 1
Set the factor '(-2 + -3v)' equal to zero and attempt to solve: Simplifying -2 + -3v = 0 Solving -2 + -3v = 0 Move all terms containing v to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -3v = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -3v = 0 + 2 -3v = 0 + 2 Combine like terms: 0 + 2 = 2 -3v = 2 Divide each side by '-3'. v = -0.6666666667 Simplifying v = -0.6666666667Subproblem 2
Set the factor '(5 + -7v)' equal to zero and attempt to solve: Simplifying 5 + -7v = 0 Solving 5 + -7v = 0 Move all terms containing v to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -7v = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -7v = 0 + -5 -7v = 0 + -5 Combine like terms: 0 + -5 = -5 -7v = -5 Divide each side by '-7'. v = 0.7142857143 Simplifying v = 0.7142857143Solution
v = {-0.6666666667, 0.7142857143}
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