2h^2+14h+49=169

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Solution for 2h^2+14h+49=169 equation:


Simplifying
2h2 + 14h + 49 = 169

Reorder the terms:
49 + 14h + 2h2 = 169

Solving
49 + 14h + 2h2 = 169

Solving for variable 'h'.

Reorder the terms:
49 + -169 + 14h + 2h2 = 169 + -169

Combine like terms: 49 + -169 = -120
-120 + 14h + 2h2 = 169 + -169

Combine like terms: 169 + -169 = 0
-120 + 14h + 2h2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-60 + 7h + h2) = 0

Factor a trinomial.
2((-12 + -1h)(5 + -1h)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-12 + -1h)' equal to zero and attempt to solve: Simplifying -12 + -1h = 0 Solving -12 + -1h = 0 Move all terms containing h to the left, all other terms to the right. Add '12' to each side of the equation. -12 + 12 + -1h = 0 + 12 Combine like terms: -12 + 12 = 0 0 + -1h = 0 + 12 -1h = 0 + 12 Combine like terms: 0 + 12 = 12 -1h = 12 Divide each side by '-1'. h = -12 Simplifying h = -12

Subproblem 2

Set the factor '(5 + -1h)' equal to zero and attempt to solve: Simplifying 5 + -1h = 0 Solving 5 + -1h = 0 Move all terms containing h to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -1h = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1h = 0 + -5 -1h = 0 + -5 Combine like terms: 0 + -5 = -5 -1h = -5 Divide each side by '-1'. h = 5 Simplifying h = 5

Solution

h = {-12, 5}

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