15-c=8

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Solution for 15-c=8 equation: 


Simplifying
15 + -1c = 8

Solving
15 + -1c = 8

Solving for variable 'c'.

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

Add '-15' to each side of the equation.
15 + -15 + -1c = 8 + -15

Combine like terms: 15 + -15 = 0
0 + -1c = 8 + -15
-1c = 8 + -15

Combine like terms: 8 + -15 = -7
-1c = -7

Divide each side by '-1'.
c = 7

Simplifying
c = 7

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