One trading game card has a mass of 1.71g. Each pack of trading game cards contains 16 cards. Write an equation with two variables that shows how to find the total mass in grams of the cards. Show your work.

Haley buys 9 pounds of apples for $3. how many pounds of apples can she buy for $1?

Could somebody me with this radical simplification?

Add, subtract, multiply, or divide as indicated. list any restrictions for the variable(s) and simplify the answers when possible. 1) x-2 / x+5 + 3x / 2x-1 2) x+6 / x-6 - x^2 / x+6 3) x+9 / x-4 + x+2 / x^2-11x+28 4) x / x^2-64 + 11 / 2x^2+11x-40 5) 5 / x + 11 / x-3 - x-4 / x^2+2x-15