21X-3=0.5X+0.2

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Solution for 21X-3=0.5X+0.2 equation:


Simplifying
21X + -3 = 0.5X + 0.2

Reorder the terms:
-3 + 21X = 0.5X + 0.2

Reorder the terms:
-3 + 21X = 0.2 + 0.5X

Solving
-3 + 21X = 0.2 + 0.5X

Solving for variable 'X'.

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

Add '-0.5X' to each side of the equation.
-3 + 21X + -0.5X = 0.2 + 0.5X + -0.5X

Combine like terms: 21X + -0.5X = 20.5X
-3 + 20.5X = 0.2 + 0.5X + -0.5X

Combine like terms: 0.5X + -0.5X = 0.0
-3 + 20.5X = 0.2 + 0.0
-3 + 20.5X = 0.2

Add '3' to each side of the equation.
-3 + 3 + 20.5X = 0.2 + 3

Combine like terms: -3 + 3 = 0
0 + 20.5X = 0.2 + 3
20.5X = 0.2 + 3

Combine like terms: 0.2 + 3 = 3.2
20.5X = 3.2

Divide each side by '20.5'.
X = 0.156097561

Simplifying
X = 0.156097561

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