Answer:
20
Step-by-step explanation:
The factors of 20 are 1, 2, 4, 5, 10, and 20. The factors of 80 are 1, 2, 4, 5, 8, 10, 16, 20, 40, and 80. You can see that they have some of the same factors, but the greatest they share is 20
In 20 years because its asking for the least common multiple
Answer:
5
Step-by-step explanation:
8x+50=90
8x=40
x=5
