3R-24=-21+2R

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Solution for 3R-24=-21+2R equation:


Simplifying
3R + -24 = -21 + 2R

Reorder the terms:
-24 + 3R = -21 + 2R

Solving
-24 + 3R = -21 + 2R

Solving for variable 'R'.

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

Add '-2R' to each side of the equation.
-24 + 3R + -2R = -21 + 2R + -2R

Combine like terms: 3R + -2R = 1R
-24 + 1R = -21 + 2R + -2R

Combine like terms: 2R + -2R = 0
-24 + 1R = -21 + 0
-24 + 1R = -21

Add '24' to each side of the equation.
-24 + 24 + 1R = -21 + 24

Combine like terms: -24 + 24 = 0
0 + 1R = -21 + 24
1R = -21 + 24

Combine like terms: -21 + 24 = 3
1R = 3

Divide each side by '1'.
R = 3

Simplifying
R = 3

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