Answer:
3 hours
Step-by-step explanation:
15÷5=3 so that's ot
4/5 mile in 1/2 hour.
1/2 * 2 = 1
4/5 * 2 = 8/5
8/5 miles per hour or 1.6 miles per hour
7/5
3x + 5 + 2x - 12 = 0
5x - 7 = 0
5x = 7
x = 7/5
See the attachment and Mark as brainleist please.
