2c+5(c-5)=100

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Solution for 2c+5(c-5)=100 equation:


Simplifying
2c + 5(c + -5) = 100

Reorder the terms:
2c + 5(-5 + c) = 100
2c + (-5 * 5 + c * 5) = 100
2c + (-25 + 5c) = 100

Reorder the terms:
-25 + 2c + 5c = 100

Combine like terms: 2c + 5c = 7c
-25 + 7c = 100

Solving
-25 + 7c = 100

Solving for variable 'c'.

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

Add '25' to each side of the equation.
-25 + 25 + 7c = 100 + 25

Combine like terms: -25 + 25 = 0
0 + 7c = 100 + 25
7c = 100 + 25

Combine like terms: 100 + 25 = 125
7c = 125

Divide each side by '7'.
c = 17.85714286

Simplifying
c = 17.85714286

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