.5r+.5(12)=3

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Solution for .5r+.5(12)=3 equation: 


Simplifying
0.5r + 0.5(12) = 3

Multiply 0.5 * 12
0.5r + 6 = 3

Reorder the terms:
6 + 0.5r = 3

Solving
6 + 0.5r = 3

Solving for variable 'r'.

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

Add '-6' to each side of the equation.
6 + -6 + 0.5r = 3 + -6

Combine like terms: 6 + -6 = 0
0 + 0.5r = 3 + -6
0.5r = 3 + -6

Combine like terms: 3 + -6 = -3
0.5r = -3

Divide each side by '0.5'.
r = -6

Simplifying
r = -6

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