3c^2+9c-8+c-5+12c^2-6c+10=

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Solution for 3c^2+9c-8+c-5+12c^2-6c+10= equation:


Simplifying
3c2 + 9c + -8 + c + -5 + 12c2 + -6c + 10 = 0

Reorder the terms:
-8 + -5 + 10 + 9c + c + -6c + 3c2 + 12c2 = 0

Combine like terms: -8 + -5 = -13
-13 + 10 + 9c + c + -6c + 3c2 + 12c2 = 0

Combine like terms: -13 + 10 = -3
-3 + 9c + c + -6c + 3c2 + 12c2 = 0

Combine like terms: 9c + c = 10c
-3 + 10c + -6c + 3c2 + 12c2 = 0

Combine like terms: 10c + -6c = 4c
-3 + 4c + 3c2 + 12c2 = 0

Combine like terms: 3c2 + 12c2 = 15c2
-3 + 4c + 15c2 = 0

Solving
-3 + 4c + 15c2 = 0

Solving for variable 'c'.

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

Subproblem 1

Set the factor '(-3 + -5c)' equal to zero and attempt to solve: Simplifying -3 + -5c = 0 Solving -3 + -5c = 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 + -5c = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -5c = 0 + 3 -5c = 0 + 3 Combine like terms: 0 + 3 = 3 -5c = 3 Divide each side by '-5'. c = -0.6 Simplifying c = -0.6

Subproblem 2

Set the factor '(1 + -3c)' equal to zero and attempt to solve: Simplifying 1 + -3c = 0 Solving 1 + -3c = 0 Move all terms containing c to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -3c = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -3c = 0 + -1 -3c = 0 + -1 Combine like terms: 0 + -1 = -1 -3c = -1 Divide each side by '-3'. c = 0.3333333333 Simplifying c = 0.3333333333

Solution

c = {-0.6, 0.3333333333}

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