100-c=c-70

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Solution for 100-c=c-70 equation:


Simplifying
100 + -1c = c + -70

Reorder the terms:
100 + -1c = -70 + c

Solving
100 + -1c = -70 + c

Solving for variable 'c'.

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

Add '-1c' to each side of the equation.
100 + -1c + -1c = -70 + c + -1c

Combine like terms: -1c + -1c = -2c
100 + -2c = -70 + c + -1c

Combine like terms: c + -1c = 0
100 + -2c = -70 + 0
100 + -2c = -70

Add '-100' to each side of the equation.
100 + -100 + -2c = -70 + -100

Combine like terms: 100 + -100 = 0
0 + -2c = -70 + -100
-2c = -70 + -100

Combine like terms: -70 + -100 = -170
-2c = -170

Divide each side by '-2'.
c = 85

Simplifying
c = 85

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