Answer:
I don't how to exactly put the explanation in words I hope this helps you
Step-by-step explanation:
Answer: 320 boys
Step-by-step explanation: you would first take the total number (720) and divide it by the total number shown in the ratio (5+4=9)
720/9= 80
You would then take 80 and multiply it by 4 because that is the number representing the boys
80*4= 320
Answer:
-3
Step-by-step explanation:
The main formula for slope intercept form is y=mx+b
m=slope
b=y-intercept