The sum of a number and twicetwice a second number is 14. when the second number is subtracted from the first number, the difference is 2. find the two numbers.

Rewrite the polynomial -9x5 + 36x4 + 189x3 in factored form.

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?

Angie has saved 3/8 of the amount she needs to buy a bike. clive has saved 7/10 of the amount he needs to buy a skateboard. what is the difference between clive's and angie's fraction of savings?