4(c+9)=20

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Solution for 4(c+9)=20 equation: 


Simplifying
4(c + 9) = 20

Reorder the terms:
4(9 + c) = 20
(9 * 4 + c * 4) = 20
(36 + 4c) = 20

Solving
36 + 4c = 20

Solving for variable 'c'.

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

Add '-36' to each side of the equation.
36 + -36 + 4c = 20 + -36

Combine like terms: 36 + -36 = 0
0 + 4c = 20 + -36
4c = 20 + -36

Combine like terms: 20 + -36 = -16
4c = -16

Divide each side by '4'.
c = -4

Simplifying
c = -4

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