5r+r+12=r+r

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Solution for 5r+r+12=r+r equation:


Simplifying
5r + r + 12 = r + r

Reorder the terms:
12 + 5r + r = r + r

Combine like terms: 5r + r = 6r
12 + 6r = r + r

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

Solving
12 + 6r = 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.
12 + 6r + -2r = 2r + -2r

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

Combine like terms: 2r + -2r = 0
12 + 4r = 0

Add '-12' to each side of the equation.
12 + -12 + 4r = 0 + -12

Combine like terms: 12 + -12 = 0
0 + 4r = 0 + -12
4r = 0 + -12

Combine like terms: 0 + -12 = -12
4r = -12

Divide each side by '4'.
r = -3

Simplifying
r = -3

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