10e-2e-9=30

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Solution for 10e-2e-9=30 equation:


Simplifying
10e + -2e + -9 = 30

Reorder the terms:
-9 + 10e + -2e = 30

Combine like terms: 10e + -2e = 8e
-9 + 8e = 30

Solving
-9 + 8e = 30

Solving for variable 'e'.

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

Add '9' to each side of the equation.
-9 + 9 + 8e = 30 + 9

Combine like terms: -9 + 9 = 0
0 + 8e = 30 + 9
8e = 30 + 9

Combine like terms: 30 + 9 = 39
8e = 39

Divide each side by '8'.
e = 4.875

Simplifying
e = 4.875

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