Solve and graph inequality kim is 4 years older than 1/3 thr age of her sister. kim is at least 9 years old. how old could her sister be?

Express the following as a function of a single angle, cos(60) cos(-20) - sin(60) sin(-20)

Leo has b boxes of pencils. each box contains 6 pencils. he has a total of 42 pencils. the equation that represents this situation the value of b that makes the equation true the first one is b+6=42,6b=42,b=42+6,or 42b=6 the second one are 7,836 48

Which of the choices shown could be used to prove that aacp=abcp ?