r-1.9=0.9

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Solution for r-1.9=0.9 equation: 


Simplifying
r + -1.9 = 0.9

Reorder the terms:
-1.9 + r = 0.9

Solving
-1.9 + r = 0.9

Solving for variable 'r'.

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

Add '1.9' to each side of the equation.
-1.9 + 1.9 + r = 0.9 + 1.9

Combine like terms: -1.9 + 1.9 = 0.0
0.0 + r = 0.9 + 1.9
r = 0.9 + 1.9

Combine like terms: 0.9 + 1.9 = 2.8
r = 2.8

Simplifying
r = 2.8

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