Quel est le signe de a ,sachant que le produit (-2)x(-a)x(-7,56) est positif?

Tomas is making trail mix using granola and walnuts. he can spend a total of $12 on the ingredients. he buys 3 pounds of granola that costs $2.00 per pound. the walnuts cost $6 per pound. he uses the equation to represent the total cost, where x represents the number of pounds of granola and y represents the number of pounds of walnuts. he solves the equation for y, the number of pounds of walnuts he can buy. answer- b tomas added 6 to both sides of the equation instead of subtracting 6. just took the test

What is the upper quartile in the box plot?

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