7c-15-5c+42=

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Solution for 7c-15-5c+42= equation:


Simplifying
7c + -15 + -5c + 42 = 0

Reorder the terms:
-15 + 42 + 7c + -5c = 0

Combine like terms: -15 + 42 = 27
27 + 7c + -5c = 0

Combine like terms: 7c + -5c = 2c
27 + 2c = 0

Solving
27 + 2c = 0

Solving for variable 'c'.

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

Add '-27' to each side of the equation.
27 + -27 + 2c = 0 + -27

Combine like terms: 27 + -27 = 0
0 + 2c = 0 + -27
2c = 0 + -27

Combine like terms: 0 + -27 = -27
2c = -27

Divide each side by '2'.
c = -13.5

Simplifying
c = -13.5

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