2.1X-7.35=8.4

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Solution for 2.1X-7.35=8.4 equation: 


Simplifying
2.1X + -7.35 = 8.4

Reorder the terms:
-7.35 + 2.1X = 8.4

Solving
-7.35 + 2.1X = 8.4

Solving for variable 'X'.

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

Add '7.35' to each side of the equation.
-7.35 + 7.35 + 2.1X = 8.4 + 7.35

Combine like terms: -7.35 + 7.35 = 0.00
0.00 + 2.1X = 8.4 + 7.35
2.1X = 8.4 + 7.35

Combine like terms: 8.4 + 7.35 = 15.75
2.1X = 15.75

Divide each side by '2.1'.
X = 7.5

Simplifying
X = 7.5

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