X-0.3=8.7

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Solution for X-0.3=8.7 equation: 


Simplifying
X + -0.3 = 8.7

Reorder the terms:
-0.3 + X = 8.7

Solving
-0.3 + X = 8.7

Solving for variable 'X'.

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

Add '0.3' to each side of the equation.
-0.3 + 0.3 + X = 8.7 + 0.3

Combine like terms: -0.3 + 0.3 = 0.0
0.0 + X = 8.7 + 0.3
X = 8.7 + 0.3

Combine like terms: 8.7 + 0.3 = 9
X = 9

Simplifying
X = 9

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