10h^2-15h-70=0

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Solution for 10h^2-15h-70=0 equation:


Simplifying
10h2 + -15h + -70 = 0

Reorder the terms:
-70 + -15h + 10h2 = 0

Solving
-70 + -15h + 10h2 = 0

Solving for variable 'h'.

Factor out the Greatest Common Factor (GCF), '5'.
5(-14 + -3h + 2h2) = 0

Factor a trinomial.
5((-2 + -1h)(7 + -2h)) = 0

Ignore the factor 5.

Subproblem 1

Set the factor '(-2 + -1h)' equal to zero and attempt to solve: Simplifying -2 + -1h = 0 Solving -2 + -1h = 0 Move all terms containing h to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -1h = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -1h = 0 + 2 -1h = 0 + 2 Combine like terms: 0 + 2 = 2 -1h = 2 Divide each side by '-1'. h = -2 Simplifying h = -2

Subproblem 2

Set the factor '(7 + -2h)' equal to zero and attempt to solve: Simplifying 7 + -2h = 0 Solving 7 + -2h = 0 Move all terms containing h to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -2h = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -2h = 0 + -7 -2h = 0 + -7 Combine like terms: 0 + -7 = -7 -2h = -7 Divide each side by '-2'. h = 3.5 Simplifying h = 3.5

Solution

h = {-2, 3.5}

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