w-2.8=1.2

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Solution for w-2.8=1.2 equation: 


Simplifying
w + -2.8 = 1.2

Reorder the terms:
-2.8 + w = 1.2

Solving
-2.8 + w = 1.2

Solving for variable 'w'.

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

Add '2.8' to each side of the equation.
-2.8 + 2.8 + w = 1.2 + 2.8

Combine like terms: -2.8 + 2.8 = 0.0
0.0 + w = 1.2 + 2.8
w = 1.2 + 2.8

Combine like terms: 1.2 + 2.8 = 4
w = 4

Simplifying
w = 4

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