4e-3e-2e-1=9

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Solution for 4e-3e-2e-1=9 equation:


Simplifying
4e + -3e + -2e + -1 = 9

Reorder the terms:
-1 + 4e + -3e + -2e = 9

Combine like terms: 4e + -3e = 1e
-1 + 1e + -2e = 9

Combine like terms: 1e + -2e = -1e
-1 + -1e = 9

Solving
-1 + -1e = 9

Solving for variable 'e'.

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

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

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

Combine like terms: 9 + 1 = 10
-1e = 10

Divide each side by '-1'.
e = -10

Simplifying
e = -10

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