7c+-30=20+2c

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Solution for 7c+-30=20+2c equation:


Simplifying
7c + -30 = 20 + 2c

Reorder the terms:
-30 + 7c = 20 + 2c

Solving
-30 + 7c = 20 + 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.
-30 + 7c + -2c = 20 + 2c + -2c

Combine like terms: 7c + -2c = 5c
-30 + 5c = 20 + 2c + -2c

Combine like terms: 2c + -2c = 0
-30 + 5c = 20 + 0
-30 + 5c = 20

Add '30' to each side of the equation.
-30 + 30 + 5c = 20 + 30

Combine like terms: -30 + 30 = 0
0 + 5c = 20 + 30
5c = 20 + 30

Combine like terms: 20 + 30 = 50
5c = 50

Divide each side by '5'.
c = 10

Simplifying
c = 10

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