7+5e=2e-2

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Solution for 7+5e=2e-2 equation:


Simplifying
7 + 5e = 2e + -2

Reorder the terms:
7 + 5e = -2 + 2e

Solving
7 + 5e = -2 + 2e

Solving for variable 'e'.

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

Add '-2e' to each side of the equation.
7 + 5e + -2e = -2 + 2e + -2e

Combine like terms: 5e + -2e = 3e
7 + 3e = -2 + 2e + -2e

Combine like terms: 2e + -2e = 0
7 + 3e = -2 + 0
7 + 3e = -2

Add '-7' to each side of the equation.
7 + -7 + 3e = -2 + -7

Combine like terms: 7 + -7 = 0
0 + 3e = -2 + -7
3e = -2 + -7

Combine like terms: -2 + -7 = -9
3e = -9

Divide each side by '3'.
e = -3

Simplifying
e = -3

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