Bonjour povez vous m'aidez svp. L'age de Hadi est le triple de celui de Shana dans quatre ans ils auront a eux deux 52 ans. Trouvez l'age de Hadi et celui de Shana. Merci d'avance

The variable z is directly proportional to x, and inversely proportional to y. when x is 4 and y is 13, z has the value 1.2307692307692. what is the value of z when x= 9, and y= 20

If you shift the linear parent function, f(x)=x, up 13 units, what is the equation of the new function?

Abakery recorded the number of muffins and bagels it sold for a seven day period. for the data presented, what does the value of 51 summarize? a) mean of bagels b) mean of muffins c) range of bagels d) range of muffins sample # 1 2 3 4 5 6 7 muffins 61 20 32 58 62 61 56 bagels 34 45 43 42 46 72 75