7.2-4.0x=1.8

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Solution for 7.2-4.0x=1.8 equation: 


Simplifying
7.2 + -4.0x = 1.8

Solving
7.2 + -4.0x = 1.8

Solving for variable 'x'.

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

Add '-7.2' to each side of the equation.
7.2 + -7.2 + -4.0x = 1.8 + -7.2

Combine like terms: 7.2 + -7.2 = 0.0
0.0 + -4.0x = 1.8 + -7.2
-4.0x = 1.8 + -7.2

Combine like terms: 1.8 + -7.2 = -5.4
-4.0x = -5.4

Divide each side by '-4.0'.
x = 1.35

Simplifying
x = 1.35

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