5e+7e-9-e=84-4e

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Solution for 5e+7e-9-e=84-4e equation:


Simplifying
5e + 7e + -9 + -1e = 84 + -4e

Reorder the terms:
-9 + 5e + 7e + -1e = 84 + -4e

Combine like terms: 5e + 7e = 12e
-9 + 12e + -1e = 84 + -4e

Combine like terms: 12e + -1e = 11e
-9 + 11e = 84 + -4e

Solving
-9 + 11e = 84 + -4e

Solving for variable 'e'.

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

Add '4e' to each side of the equation.
-9 + 11e + 4e = 84 + -4e + 4e

Combine like terms: 11e + 4e = 15e
-9 + 15e = 84 + -4e + 4e

Combine like terms: -4e + 4e = 0
-9 + 15e = 84 + 0
-9 + 15e = 84

Add '9' to each side of the equation.
-9 + 9 + 15e = 84 + 9

Combine like terms: -9 + 9 = 0
0 + 15e = 84 + 9
15e = 84 + 9

Combine like terms: 84 + 9 = 93
15e = 93

Divide each side by '15'.
e = 6.2

Simplifying
e = 6.2

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