0.83+0.87(18-x)=15.3

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Solution for 0.83+0.87(18-x)=15.3 equation: 


Simplifying
0.83 + 0.87(18 + -1x) = 15.3
0.83 + (18 * 0.87 + -1x * 0.87) = 15.3
0.83 + (15.66 + -0.87x) = 15.3

Combine like terms: 0.83 + 15.66 = 16.49
16.49 + -0.87x = 15.3

Solving
16.49 + -0.87x = 15.3

Solving for variable 'x'.

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

Add '-16.49' to each side of the equation.
16.49 + -16.49 + -0.87x = 15.3 + -16.49

Combine like terms: 16.49 + -16.49 = 0.00
0.00 + -0.87x = 15.3 + -16.49
-0.87x = 15.3 + -16.49

Combine like terms: 15.3 + -16.49 = -1.19
-0.87x = -1.19

Divide each side by '-0.87'.
x = 1.367816092

Simplifying
x = 1.367816092

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