2.1x+3=7.2

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Solution for 2.1x+3=7.2 equation: 


Simplifying
2.1x + 3 = 7.2

Reorder the terms:
3 + 2.1x = 7.2

Solving
3 + 2.1x = 7.2

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 2.1x = 7.2 + -3

Combine like terms: 3 + -3 = 0
0 + 2.1x = 7.2 + -3
2.1x = 7.2 + -3

Combine like terms: 7.2 + -3 = 4.2
2.1x = 4.2

Divide each side by '2.1'.
x = 2

Simplifying
x = 2

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