Answer:
r=56
Step-by-step explanation:
252= r * 4.5
r * 4.5 = 252
r * 4.5 * 10 = 252 * 10
45r = 2520
r = 56
Answer:
I dont know if this helps
Answer:

Step-by-step explanation:

→ Expand brackets

→ Add 8 to both sides to collect the whole numbers

→ Add -4m to both sides to collect the m terms

→ Divide both sides by -10 to isolate m

Answer:

Step-by-step explanation:
P(tail) = 
P(2) = 
P(tail and 2 ) =
×
= 