7c(5c+7)=0

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Solution for 7c(5c+7)=0 equation: 


Simplifying
7c(5c + 7) = 0

Reorder the terms:
7c(7 + 5c) = 0
(7 * 7c + 5c * 7c) = 0
(49c + 35c2) = 0

Solving
49c + 35c2 = 0

Solving for variable 'c'.

Factor out the Greatest Common Factor (GCF), '7c'.
7c(7 + 5c) = 0

Ignore the factor 7.

Subproblem 1
Set the factor 'c' equal to zero and attempt to solve:

Simplifying
c = 0

Solving
c = 0

Move all terms containing c to the left, all other terms to the right.

Simplifying
c = 0

Subproblem 2
Set the factor '(7 + 5c)' equal to zero and attempt to solve:

Simplifying
7 + 5c = 0

Solving
7 + 5c = 0

Move all terms containing c to the left, all other terms to the right.

Add '-7' to each side of the equation.
7 + -7 + 5c = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 5c = 0 + -7
5c = 0 + -7

Combine like terms: 0 + -7 = -7
5c = -7

Divide each side by '5'.
c = -1.4

Simplifying
c = -1.4
Solution
c = {0, -1.4}

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