On Monday 5 new athletes joined the softball team, the team had 25 athletes. Which equation can be used to find a , the number of Athletes on the team before the 5 new A
athletes joined the team?

D

Step-by-step explanation:

You have to subtract the 5 to the other side and get your answer.

51

step-by-step explanation:

73-22=51 the   mass number minus the amount of protons gives you the amount of neutrons

c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.