Solve for r
r=-4
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2r+2\times 6=r+8
Multiply both sides of the equation by 6, the least common multiple of 3,6.
2r+12=r+8
Multiply 2 and 6 to get 12.
2r+12-r=8
Subtract r from both sides.
r+12=8
Combine 2r and -r to get r.
r=8-12
Subtract 12 from both sides.
r=-4
Subtract 12 from 8 to get -4.
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