4-7e=e-12

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Solution for 4-7e=e-12 equation:


Simplifying
4 + -7e = e + -12

Reorder the terms:
4 + -7e = -12 + e

Solving
4 + -7e = -12 + e

Solving for variable 'e'.

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

Add '-1e' to each side of the equation.
4 + -7e + -1e = -12 + e + -1e

Combine like terms: -7e + -1e = -8e
4 + -8e = -12 + e + -1e

Combine like terms: e + -1e = 0
4 + -8e = -12 + 0
4 + -8e = -12

Add '-4' to each side of the equation.
4 + -4 + -8e = -12 + -4

Combine like terms: 4 + -4 = 0
0 + -8e = -12 + -4
-8e = -12 + -4

Combine like terms: -12 + -4 = -16
-8e = -16

Divide each side by '-8'.
e = 2

Simplifying
e = 2

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