7c-15=30-2c

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Solution for 7c-15=30-2c equation:


Simplifying
7c + -15 = 30 + -2c

Reorder the terms:
-15 + 7c = 30 + -2c

Solving
-15 + 7c = 30 + -2c

Solving for variable 'c'.

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

Add '2c' to each side of the equation.
-15 + 7c + 2c = 30 + -2c + 2c

Combine like terms: 7c + 2c = 9c
-15 + 9c = 30 + -2c + 2c

Combine like terms: -2c + 2c = 0
-15 + 9c = 30 + 0
-15 + 9c = 30

Add '15' to each side of the equation.
-15 + 15 + 9c = 30 + 15

Combine like terms: -15 + 15 = 0
0 + 9c = 30 + 15
9c = 30 + 15

Combine like terms: 30 + 15 = 45
9c = 45

Divide each side by '9'.
c = 5

Simplifying
c = 5

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