r+9.45=12

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Solution for r+9.45=12 equation: 


Simplifying
r + 9.45 = 12

Reorder the terms:
9.45 + r = 12

Solving
9.45 + r = 12

Solving for variable 'r'.

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

Add '-9.45' to each side of the equation.
9.45 + -9.45 + r = 12 + -9.45

Combine like terms: 9.45 + -9.45 = 0.00
0.00 + r = 12 + -9.45
r = 12 + -9.45

Combine like terms: 12 + -9.45 = 2.55
r = 2.55

Simplifying
r = 2.55

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