45=-72+-9e

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Solution for 45=-72+-9e equation:


Simplifying
45 = -72 + -9e

Solving
45 = -72 + -9e

Solving for variable 'e'.

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

Add '9e' to each side of the equation.
45 + 9e = -72 + -9e + 9e

Combine like terms: -9e + 9e = 0
45 + 9e = -72 + 0
45 + 9e = -72

Add '-45' to each side of the equation.
45 + -45 + 9e = -72 + -45

Combine like terms: 45 + -45 = 0
0 + 9e = -72 + -45
9e = -72 + -45

Combine like terms: -72 + -45 = -117
9e = -117

Divide each side by '9'.
e = -13

Simplifying
e = -13

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