H(x)=x^2+1 k(x)=x-2

(h+k)(2)=

(h-k)(3)=

Evaluate 3h(2)+2k(3)=

Charlie tosses five coins.what is the probability that all five coins will land tails up.

Solve for the equation. 4x - 13 = 2x + 9

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?