12=7e-2

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Solution for 12=7e-2 equation:


Simplifying
12 = 7e + -2

Reorder the terms:
12 = -2 + 7e

Solving
12 = -2 + 7e

Solving for variable 'e'.

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

Add '-7e' to each side of the equation.
12 + -7e = -2 + 7e + -7e

Combine like terms: 7e + -7e = 0
12 + -7e = -2 + 0
12 + -7e = -2

Add '-12' to each side of the equation.
12 + -12 + -7e = -2 + -12

Combine like terms: 12 + -12 = 0
0 + -7e = -2 + -12
-7e = -2 + -12

Combine like terms: -2 + -12 = -14
-7e = -14

Divide each side by '-7'.
e = 2

Simplifying
e = 2

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