Twice the difference of a number and 9 is 7

What describes horizontal cross section of the right rectangle 6m 8m 5m

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

Micheal is 4 times as old as brandon and is also 27 years older than brandon. how old is micheal