c^2+9c=10

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Solution for c^2+9c=10 equation:


Simplifying
c2 + 9c = 10

Reorder the terms:
9c + c2 = 10

Solving
9c + c2 = 10

Solving for variable 'c'.

Reorder the terms:
-10 + 9c + c2 = 10 + -10

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

Factor a trinomial.
(-10 + -1c)(1 + -1c) = 0

Subproblem 1

Set the factor '(-10 + -1c)' equal to zero and attempt to solve: Simplifying -10 + -1c = 0 Solving -10 + -1c = 0 Move all terms containing c to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + -1c = 0 + 10 Combine like terms: -10 + 10 = 0 0 + -1c = 0 + 10 -1c = 0 + 10 Combine like terms: 0 + 10 = 10 -1c = 10 Divide each side by '-1'. c = -10 Simplifying c = -10

Subproblem 2

Set the factor '(1 + -1c)' equal to zero and attempt to solve: Simplifying 1 + -1c = 0 Solving 1 + -1c = 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 + -1c = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -1c = 0 + -1 -1c = 0 + -1 Combine like terms: 0 + -1 = -1 -1c = -1 Divide each side by '-1'. c = 1 Simplifying c = 1

Solution

c = {-10, 1}

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