r+.5=4.5

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Solution for r+.5=4.5 equation: 


Simplifying
r + 0.5 = 4.5

Reorder the terms:
0.5 + r = 4.5

Solving
0.5 + r = 4.5

Solving for variable 'r'.

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

Add '-0.5' to each side of the equation.
0.5 + -0.5 + r = 4.5 + -0.5

Combine like terms: 0.5 + -0.5 = 0.0
0.0 + r = 4.5 + -0.5
r = 4.5 + -0.5

Combine like terms: 4.5 + -0.5 = 4
r = 4

Simplifying
r = 4

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