30=23-2c

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Solution for 30=23-2c equation:


Simplifying
30 = 23 + -2c

Solving
30 = 23 + -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 + 2c = 23 + -2c + 2c

Combine like terms: -2c + 2c = 0
30 + 2c = 23 + 0
30 + 2c = 23

Add '-30' to each side of the equation.
30 + -30 + 2c = 23 + -30

Combine like terms: 30 + -30 = 0
0 + 2c = 23 + -30
2c = 23 + -30

Combine like terms: 23 + -30 = -7
2c = -7

Divide each side by '2'.
c = -3.5

Simplifying
c = -3.5

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