The answer is 4 if I am correct
9 is 22.5% of 40 if that's the question.
5r=75
r=75/5=15
3f=75
f=75/3
f=25
4d=75
d=75/4
d=18.9
5r+3d+4f+75
Answer:
What would you like help with?
Step-by-step explanation:
You begin with moving all terms to the left side and set them equal to zero. Then you set each factor equal to zero and you should come out with p= 0,8