2c+2(c-7)=72

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Solution for 2c+2(c-7)=72 equation:


Simplifying
2c + 2(c + -7) = 72

Reorder the terms:
2c + 2(-7 + c) = 72
2c + (-7 * 2 + c * 2) = 72
2c + (-14 + 2c) = 72

Reorder the terms:
-14 + 2c + 2c = 72

Combine like terms: 2c + 2c = 4c
-14 + 4c = 72

Solving
-14 + 4c = 72

Solving for variable 'c'.

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

Add '14' to each side of the equation.
-14 + 14 + 4c = 72 + 14

Combine like terms: -14 + 14 = 0
0 + 4c = 72 + 14
4c = 72 + 14

Combine like terms: 72 + 14 = 86
4c = 86

Divide each side by '4'.
c = 21.5

Simplifying
c = 21.5

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