What is r in this math question -8=5.5-r

13.5 =r

Step-by-step explanation:

-8=5.5-r

Subtract 5.5 from each side

-8-5.5 =5.5-5.5-r

-13.5 = -r

Multiply each side by -1

13.5 =r

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answer: 16

step-by-step explanation: first you would add 6+6 which equals 12 then add 2+2 which equals 4. then add 12 + 4 which is 16.

hope this ^_^