2(v-7)4v=-22

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Solution for 2(v-7)4v=-22 equation:


Simplifying
2(v + -7) * 4v = -22

Reorder the terms:
2(-7 + v) * 4v = -22

Reorder the terms for easier multiplication:
2 * 4v(-7 + v) = -22

Multiply 2 * 4
8v(-7 + v) = -22
(-7 * 8v + v * 8v) = -22
(-56v + 8v2) = -22

Solving
-56v + 8v2 = -22

Solving for variable 'v'.

Reorder the terms:
22 + -56v + 8v2 = -22 + 22

Combine like terms: -22 + 22 = 0
22 + -56v + 8v2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(11 + -28v + 4v2) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(11 + -28v + 4v2)' equal to zero and attempt to solve: Simplifying 11 + -28v + 4v2 = 0 Solving 11 + -28v + 4v2 = 0 Begin completing the square. Divide all terms by 4 the coefficient of the squared term: Divide each side by '4'. 2.75 + -7v + v2 = 0 Move the constant term to the right: Add '-2.75' to each side of the equation. 2.75 + -7v + -2.75 + v2 = 0 + -2.75 Reorder the terms: 2.75 + -2.75 + -7v + v2 = 0 + -2.75 Combine like terms: 2.75 + -2.75 = 0.00 0.00 + -7v + v2 = 0 + -2.75 -7v + v2 = 0 + -2.75 Combine like terms: 0 + -2.75 = -2.75 -7v + v2 = -2.75 The v term is -7v. Take half its coefficient (-3.5). Square it (12.25) and add it to both sides. Add '12.25' to each side of the equation. -7v + 12.25 + v2 = -2.75 + 12.25 Reorder the terms: 12.25 + -7v + v2 = -2.75 + 12.25 Combine like terms: -2.75 + 12.25 = 9.5 12.25 + -7v + v2 = 9.5 Factor a perfect square on the left side: (v + -3.5)(v + -3.5) = 9.5 Calculate the square root of the right side: 3.082207001 Break this problem into two subproblems by setting (v + -3.5) equal to 3.082207001 and -3.082207001.

Subproblem 1

v + -3.5 = 3.082207001 Simplifying v + -3.5 = 3.082207001 Reorder the terms: -3.5 + v = 3.082207001 Solving -3.5 + v = 3.082207001 Solving for variable 'v'. Move all terms containing v to the left, all other terms to the right. Add '3.5' to each side of the equation. -3.5 + 3.5 + v = 3.082207001 + 3.5 Combine like terms: -3.5 + 3.5 = 0.0 0.0 + v = 3.082207001 + 3.5 v = 3.082207001 + 3.5 Combine like terms: 3.082207001 + 3.5 = 6.582207001 v = 6.582207001 Simplifying v = 6.582207001

Subproblem 2

v + -3.5 = -3.082207001 Simplifying v + -3.5 = -3.082207001 Reorder the terms: -3.5 + v = -3.082207001 Solving -3.5 + v = -3.082207001 Solving for variable 'v'. Move all terms containing v to the left, all other terms to the right. Add '3.5' to each side of the equation. -3.5 + 3.5 + v = -3.082207001 + 3.5 Combine like terms: -3.5 + 3.5 = 0.0 0.0 + v = -3.082207001 + 3.5 v = -3.082207001 + 3.5 Combine like terms: -3.082207001 + 3.5 = 0.417792999 v = 0.417792999 Simplifying v = 0.417792999

Solution

The solution to the problem is based on the solutions from the subproblems. v = {6.582207001, 0.417792999}

Solution

v = {6.582207001, 0.417792999}

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