21.3+r=1.51

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Solution for 21.3+r=1.51 equation: 


Simplifying
21.3 + r = 1.51

Solving
21.3 + r = 1.51

Solving for variable 'r'.

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

Add '-21.3' to each side of the equation.
21.3 + -21.3 + r = 1.51 + -21.3

Combine like terms: 21.3 + -21.3 = 0.0
0.0 + r = 1.51 + -21.3
r = 1.51 + -21.3

Combine like terms: 1.51 + -21.3 = -19.79
r = -19.79

Simplifying
r = -19.79

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