Supplementary angles
x+20+5x+10=180
6x+30=180
6x=150
x=25
Answer:
the lcm would be 30 not 60
Step-by-step explanation:
Answer: 1 hour 20 minutes
<u>Step-by-step explanation:</u>
Let's figure out how long it would take 1 person to dig the hole and then divide that number by 9 (since they are sharing the workload).