-9=4e-1

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Solution for -9=4e-1 equation:


Simplifying
-9 = 4e + -1

Reorder the terms:
-9 = -1 + 4e

Solving
-9 = -1 + 4e

Solving for variable 'e'.

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

Add '-4e' to each side of the equation.
-9 + -4e = -1 + 4e + -4e

Combine like terms: 4e + -4e = 0
-9 + -4e = -1 + 0
-9 + -4e = -1

Add '9' to each side of the equation.
-9 + 9 + -4e = -1 + 9

Combine like terms: -9 + 9 = 0
0 + -4e = -1 + 9
-4e = -1 + 9

Combine like terms: -1 + 9 = 8
-4e = 8

Divide each side by '-4'.
e = -2

Simplifying
e = -2

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