ex+3e(-x)=4

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Solution for ex+3e(-x)=4 equation: 


Simplifying
ex + 3e(-1x) = 4

Remove parenthesis around (-1x)
ex + 3e * -1x = 4

Reorder the terms for easier multiplication:
ex + 3 * -1e * x = 4

Multiply 3 * -1
ex + -3e * x = 4

Multiply e * x
ex + -3ex = 4

Combine like terms: ex + -3ex = -2ex
-2ex = 4

Solving
-2ex = 4

Solving for variable 'e'.

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

Divide each side by '-2x'.
e = -2x-1

Simplifying
e = -2x-1

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