2e-5=7.2

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Solution for 2e-5=7.2 equation: 


Simplifying
2e + -5 = 7.2

Reorder the terms:
-5 + 2e = 7.2

Solving
-5 + 2e = 7.2

Solving for variable 'e'.

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

Add '5' to each side of the equation.
-5 + 5 + 2e = 7.2 + 5

Combine like terms: -5 + 5 = 0
0 + 2e = 7.2 + 5
2e = 7.2 + 5

Combine like terms: 7.2 + 5 = 12.2
2e = 12.2

Divide each side by '2'.
e = 6.1

Simplifying
e = 6.1

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