.66(5-4e)=.5(9-4e)

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Solution for .66(5-4e)=.5(9-4e) equation:


Simplifying
0.66(5 + -4e) = 0.5(9 + -4e)
(5 * 0.66 + -4e * 0.66) = 0.5(9 + -4e)
(3.3 + -2.64e) = 0.5(9 + -4e)
3.3 + -2.64e = (9 * 0.5 + -4e * 0.5)
3.3 + -2.64e = (4.5 + -2e)

Solving
3.3 + -2.64e = 4.5 + -2e

Solving for variable 'e'.

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

Add '2e' to each side of the equation.
3.3 + -2.64e + 2e = 4.5 + -2e + 2e

Combine like terms: -2.64e + 2e = -0.64e
3.3 + -0.64e = 4.5 + -2e + 2e

Combine like terms: -2e + 2e = 0
3.3 + -0.64e = 4.5 + 0
3.3 + -0.64e = 4.5

Add '-3.3' to each side of the equation.
3.3 + -3.3 + -0.64e = 4.5 + -3.3

Combine like terms: 3.3 + -3.3 = 0.0
0.0 + -0.64e = 4.5 + -3.3
-0.64e = 4.5 + -3.3

Combine like terms: 4.5 + -3.3 = 1.2
-0.64e = 1.2

Divide each side by '-0.64'.
e = -1.875

Simplifying
e = -1.875

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