Mika can eat 21 hot dogs in 6 minutes. she wants to know how many minutes left it would take her to eat 35 hot dogs if she can keep up the same pace.

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

Aball is thrown from a height of 139 feet with an initial downward velocity of 15 ft/s. the ball's height h (in feet) after t seconds is given by the following. h=139-15t-16t^2 how long after the ball is thrown does it hit the ground? round your answer(s) to the nearest hundredth. (if there is more than one answer, use the "or" button.) t =

What is the answer to this question? i'm a bit stumped. also how do i do it? 5(x - 4) = 2(x + 5)