3e-12=7e+8

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Solution for 3e-12=7e+8 equation:


Simplifying
3e + -12 = 7e + 8

Reorder the terms:
-12 + 3e = 7e + 8

Reorder the terms:
-12 + 3e = 8 + 7e

Solving
-12 + 3e = 8 + 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 + 3e + -7e = 8 + 7e + -7e

Combine like terms: 3e + -7e = -4e
-12 + -4e = 8 + 7e + -7e

Combine like terms: 7e + -7e = 0
-12 + -4e = 8 + 0
-12 + -4e = 8

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

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

Combine like terms: 8 + 12 = 20
-4e = 20

Divide each side by '-4'.
e = -5

Simplifying
e = -5

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