0.89-8.75=21-0.86x

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Solution for 0.89-8.75=21-0.86x equation: 


Simplifying
0.89 + -8.75 = 21 + -0.86x

Combine like terms: 0.89 + -8.75 = -7.86
-7.86 = 21 + -0.86x

Solving
-7.86 = 21 + -0.86x

Solving for variable 'x'.

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

Add '0.86x' to each side of the equation.
-7.86 + 0.86x = 21 + -0.86x + 0.86x

Combine like terms: -0.86x + 0.86x = 0.00
-7.86 + 0.86x = 21 + 0.00
-7.86 + 0.86x = 21

Add '7.86' to each side of the equation.
-7.86 + 7.86 + 0.86x = 21 + 7.86

Combine like terms: -7.86 + 7.86 = 0.00
0.00 + 0.86x = 21 + 7.86
0.86x = 21 + 7.86

Combine like terms: 21 + 7.86 = 28.86
0.86x = 28.86

Divide each side by '0.86'.
x = 33.55813953

Simplifying
x = 33.55813953

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