4c(7+9c)=

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Solution for 4c(7+9c)= equation:


Simplifying
4c(7 + 9c) = 0
(7 * 4c + 9c * 4c) = 0
(28c + 36c2) = 0

Solving
28c + 36c2 = 0

Solving for variable 'c'.

Factor out the Greatest Common Factor (GCF), '4c'.
4c(7 + 9c) = 0

Ignore the factor 4.

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 + 9c)' equal to zero and attempt to solve:

Simplifying
7 + 9c = 0

Solving
7 + 9c = 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 + 9c = 0 + -7

Combine like terms: 7 + -7 = 0
0 + 9c = 0 + -7
9c = 0 + -7

Combine like terms: 0 + -7 = -7
9c = -7

Divide each side by '9'.
c = -0.7777777778

Simplifying
c = -0.7777777778
Solution
c = {0, -0.7777777778}

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