.89x-87.5=21-.86x

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Solution for .89x-87.5=21-.86x equation:


Simplifying
0.89x + -87.5 = 21 + -0.86x

Reorder the terms:
-87.5 + 0.89x = 21 + -0.86x

Solving
-87.5 + 0.89x = 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.
-87.5 + 0.89x + 0.86x = 21 + -0.86x + 0.86x

Combine like terms: 0.89x + 0.86x = 1.75x
-87.5 + 1.75x = 21 + -0.86x + 0.86x

Combine like terms: -0.86x + 0.86x = 0.00
-87.5 + 1.75x = 21 + 0.00
-87.5 + 1.75x = 21

Add '87.5' to each side of the equation.
-87.5 + 87.5 + 1.75x = 21 + 87.5

Combine like terms: -87.5 + 87.5 = 0.0
0.0 + 1.75x = 21 + 87.5
1.75x = 21 + 87.5

Combine like terms: 21 + 87.5 = 108.5
1.75x = 108.5

Divide each side by '1.75'.
x = 62

Simplifying
x = 62

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