4e-2=30.8

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Solution for 4e-2=30.8 equation: 


Simplifying
4e + -2 = 30.8

Reorder the terms:
-2 + 4e = 30.8

Solving
-2 + 4e = 30.8

Solving for variable 'e'.

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

Add '2' to each side of the equation.
-2 + 2 + 4e = 30.8 + 2

Combine like terms: -2 + 2 = 0
0 + 4e = 30.8 + 2
4e = 30.8 + 2

Combine like terms: 30.8 + 2 = 32.8
4e = 32.8

Divide each side by '4'.
e = 8.2

Simplifying
e = 8.2

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