12+4r=3r+2+4

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Solution for 12+4r=3r+2+4 equation:


Simplifying
12 + 4r = 3r + 2 + 4

Reorder the terms:
12 + 4r = 2 + 4 + 3r

Combine like terms: 2 + 4 = 6
12 + 4r = 6 + 3r

Solving
12 + 4r = 6 + 3r

Solving for variable 'r'.

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

Add '-3r' to each side of the equation.
12 + 4r + -3r = 6 + 3r + -3r

Combine like terms: 4r + -3r = 1r
12 + 1r = 6 + 3r + -3r

Combine like terms: 3r + -3r = 0
12 + 1r = 6 + 0
12 + 1r = 6

Add '-12' to each side of the equation.
12 + -12 + 1r = 6 + -12

Combine like terms: 12 + -12 = 0
0 + 1r = 6 + -12
1r = 6 + -12

Combine like terms: 6 + -12 = -6
1r = -6

Divide each side by '1'.
r = -6

Simplifying
r = -6

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