Answer: 
Step-by-step explanation:
Given
A gym owner has purple and white weights that measure 10 kg and 6 kg each
respectively.
They weigh 84 kg in total
suppose there x purple and y white weights


Thus, there are 3 purple and 9 white weights.
= 1/2 ( x + 5 ) ( x + 4 )
Answer:
P = 528
Step-by-step explanation:
P = a + b + c = 200 + 107 + 221 = 528
Answer:
15cm^2
Step-by-step explanation:
it is basic math to me.