72-(8e-5e)=9

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Solution for 72-(8e-5e)=9 equation:


Simplifying
72 + -1(8e + -5e) = 9

Combine like terms: 8e + -5e = 3e
72 + -1(3e) = 9

Remove parenthesis around (3e)
72 + -1 * 3e = 9

Multiply -1 * 3
72 + -3e = 9

Solving
72 + -3e = 9

Solving for variable 'e'.

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

Add '-72' to each side of the equation.
72 + -72 + -3e = 9 + -72

Combine like terms: 72 + -72 = 0
0 + -3e = 9 + -72
-3e = 9 + -72

Combine like terms: 9 + -72 = -63
-3e = -63

Divide each side by '-3'.
e = 21

Simplifying
e = 21

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