4m+9+5m-12=42
9m-3=42
Divide bothsides by 9.
9m/9 -3/9=-0.3=-4
m=-4
13.5/3 = 4.5
He hiked for 4.5 hours.
Answer:
83/13 or 6.3846
Step-by-step explanation:
i subsituted for x and used a calculator
Answer:
12,280
Step-by-step explanation:
just do 1456×5 :))