X-8.4=2.1

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Solution for X-8.4=2.1 equation: 


Simplifying
X + -8.4 = 2.1

Reorder the terms:
-8.4 + X = 2.1

Solving
-8.4 + X = 2.1

Solving for variable 'X'.

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

Add '8.4' to each side of the equation.
-8.4 + 8.4 + X = 2.1 + 8.4

Combine like terms: -8.4 + 8.4 = 0.0
0.0 + X = 2.1 + 8.4
X = 2.1 + 8.4

Combine like terms: 2.1 + 8.4 = 10.5
X = 10.5

Simplifying
X = 10.5

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