3e-2=e+7

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Solution for 3e-2=e+7 equation:


Simplifying
3e + -2 = e + 7

Reorder the terms:
-2 + 3e = e + 7

Reorder the terms:
-2 + 3e = 7 + e

Solving
-2 + 3e = 7 + 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.
-2 + 3e + -1e = 7 + e + -1e

Combine like terms: 3e + -1e = 2e
-2 + 2e = 7 + e + -1e

Combine like terms: e + -1e = 0
-2 + 2e = 7 + 0
-2 + 2e = 7

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

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

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

Divide each side by '2'.
e = 4.5

Simplifying
e = 4.5

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