b) The average age of Bishwant. Pujan. Tanus and Salon is 11 years. If the of the first three children are 10 years, 14 years and 12 yearspectively how old is Saloni?​

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42