1.2x-3.2=0.4x+2.8

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Solution for 1.2x-3.2=0.4x+2.8 equation: 


Simplifying
1.2x + -3.2 = 0.4x + 2.8

Reorder the terms:
-3.2 + 1.2x = 0.4x + 2.8

Reorder the terms:
-3.2 + 1.2x = 2.8 + 0.4x

Solving
-3.2 + 1.2x = 2.8 + 0.4x

Solving for variable 'x'.

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

Add '-0.4x' to each side of the equation.
-3.2 + 1.2x + -0.4x = 2.8 + 0.4x + -0.4x

Combine like terms: 1.2x + -0.4x = 0.8x
-3.2 + 0.8x = 2.8 + 0.4x + -0.4x

Combine like terms: 0.4x + -0.4x = 0.0
-3.2 + 0.8x = 2.8 + 0.0
-3.2 + 0.8x = 2.8

Add '3.2' to each side of the equation.
-3.2 + 3.2 + 0.8x = 2.8 + 3.2

Combine like terms: -3.2 + 3.2 = 0.0
0.0 + 0.8x = 2.8 + 3.2
0.8x = 2.8 + 3.2

Combine like terms: 2.8 + 3.2 = 6
0.8x = 6

Divide each side by '0.8'.
x = 7.5

Simplifying
x = 7.5

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