=7e-5+12-3e

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Solution for =7e-5+12-3e equation:


Simplifying
0 = 7e + -5 + 12 + -3e

Reorder the terms:
0 = -5 + 12 + 7e + -3e

Combine like terms: -5 + 12 = 7
0 = 7 + 7e + -3e

Combine like terms: 7e + -3e = 4e
0 = 7 + 4e

Solving
0 = 7 + 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.
0 + -4e = 7 + 4e + -4e
Remove the zero:
-4e = 7 + 4e + -4e

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

Divide each side by '-4'.
e = -1.75

Simplifying
e = -1.75

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