0.99x-8.91+x=21

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Solution for 0.99x-8.91+x=21 equation: 


Simplifying
0.99x + -8.91 + x = 21

Reorder the terms:
-8.91 + 0.99x + x = 21

Combine like terms: 0.99x + x = 1.99x
-8.91 + 1.99x = 21

Solving
-8.91 + 1.99x = 21

Solving for variable 'x'.

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

Add '8.91' to each side of the equation.
-8.91 + 8.91 + 1.99x = 21 + 8.91

Combine like terms: -8.91 + 8.91 = 0.00
0.00 + 1.99x = 21 + 8.91
1.99x = 21 + 8.91

Combine like terms: 21 + 8.91 = 29.91
1.99x = 29.91

Divide each side by '1.99'.
x = 15.03015075

Simplifying
x = 15.03015075

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