8c^2=30+34c

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Solution for 8c^2=30+34c equation:


Simplifying
8c2 = 30 + 34c

Solving
8c2 = 30 + 34c

Solving for variable 'c'.

Reorder the terms:
-30 + -34c + 8c2 = 30 + 34c + -30 + -34c

Reorder the terms:
-30 + -34c + 8c2 = 30 + -30 + 34c + -34c

Combine like terms: 30 + -30 = 0
-30 + -34c + 8c2 = 0 + 34c + -34c
-30 + -34c + 8c2 = 34c + -34c

Combine like terms: 34c + -34c = 0
-30 + -34c + 8c2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-15 + -17c + 4c2) = 0

Factor a trinomial.
2((-3 + -4c)(5 + -1c)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-3 + -4c)' equal to zero and attempt to solve: Simplifying -3 + -4c = 0 Solving -3 + -4c = 0 Move all terms containing c to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -4c = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -4c = 0 + 3 -4c = 0 + 3 Combine like terms: 0 + 3 = 3 -4c = 3 Divide each side by '-4'. c = -0.75 Simplifying c = -0.75

Subproblem 2

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

Solution

c = {-0.75, 5}

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