15c+9=4c+20

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Solution for 15c+9=4c+20 equation:


Simplifying
15c + 9 = 4c + 20

Reorder the terms:
9 + 15c = 4c + 20

Reorder the terms:
9 + 15c = 20 + 4c

Solving
9 + 15c = 20 + 4c

Solving for variable 'c'.

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

Add '-4c' to each side of the equation.
9 + 15c + -4c = 20 + 4c + -4c

Combine like terms: 15c + -4c = 11c
9 + 11c = 20 + 4c + -4c

Combine like terms: 4c + -4c = 0
9 + 11c = 20 + 0
9 + 11c = 20

Add '-9' to each side of the equation.
9 + -9 + 11c = 20 + -9

Combine like terms: 9 + -9 = 0
0 + 11c = 20 + -9
11c = 20 + -9

Combine like terms: 20 + -9 = 11
11c = 11

Divide each side by '11'.
c = 1

Simplifying
c = 1

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