-3+3r = 12
3r = 12+3
3r = 15
r = 5
Answer:
Area = 156 square cm
Step-by-step explanation:
"What do I want to find out?" is the first step.
Answer:
28 hours
Step-by-step explanation: you divide 1,456 by 52
52 goes into 145 2 times which is 104, then subtract 104 from 145 to get 41, next bring down the 6 from 1,456 to 41 to make it 416 which 52 goes into 8 perfectly. to make the answer 28