9e-7=82.1

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Solution for 9e-7=82.1 equation: 


Simplifying
9e + -7 = 82.1

Reorder the terms:
-7 + 9e = 82.1

Solving
-7 + 9e = 82.1

Solving for variable 'e'.

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

Add '7' to each side of the equation.
-7 + 7 + 9e = 82.1 + 7

Combine like terms: -7 + 7 = 0
0 + 9e = 82.1 + 7
9e = 82.1 + 7

Combine like terms: 82.1 + 7 = 89.1
9e = 89.1

Divide each side by '9'.
e = 9.9

Simplifying
e = 9.9

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