Find the area of the shaded region.

3(10x-y)-5(x-y^2) need this solved asap

Find the value of x. round the length to the nearest tenth

Becca wants to mix fruit juice and soda to make a punch. she can buy fruit juice for $3 a gallon and soda for $4 a gallon. if she wants to make 28 gallons of punch at a cost of $3.25 a gallon, how many gallons of fruit juice and how many gallons of soda should she buy?