2c-5z=21

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Solution for 2c-5z=21 equation: 


Simplifying
2c + -5z = 21

Solving
2c + -5z = 21

Solving for variable 'c'.

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

Add '5z' to each side of the equation.
2c + -5z + 5z = 21 + 5z

Combine like terms: -5z + 5z = 0
2c + 0 = 21 + 5z
2c = 21 + 5z

Divide each side by '2'.
c = 10.5 + 2.5z

Simplifying
c = 10.5 + 2.5z

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