15=43.81-0.395x

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Solution for 15=43.81-0.395x equation:


Simplifying
15 = 43.81 + -0.395x

Solving
15 = 43.81 + -0.395x

Solving for variable 'x'.

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

Add '0.395x' to each side of the equation.
15 + 0.395x = 43.81 + -0.395x + 0.395x

Combine like terms: -0.395x + 0.395x = 0.000
15 + 0.395x = 43.81 + 0.000
15 + 0.395x = 43.81

Add '-15' to each side of the equation.
15 + -15 + 0.395x = 43.81 + -15

Combine like terms: 15 + -15 = 0
0 + 0.395x = 43.81 + -15
0.395x = 43.81 + -15

Combine like terms: 43.81 + -15 = 28.81
0.395x = 28.81

Divide each side by '0.395'.
x = 72.93670886

Simplifying
x = 72.93670886

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