<span>17 protons and 20 neutrons add up to a molecular mass of 37</span>
velocity of the boat = 36miles/3 hours
divide denominator and numerator by 6 respectively
6 miles/0.5hrs
thus, the we can say that the boat will travel 6 miles in 0.5 hour
Answer:
3 and 5/8
Step-by-step explanation:
1 1/2 + 2 1/8 = 29/8
Simplify to 3 5/8
Answer:

Step-by-step explanation:

Switch sides:

Subtract 5 from both sides:


Here my work! Hope this help!