Joey collects football cards and baseball

cards. he has a total of 160 cards. the

number of football cards, f, is 12 more

than twice the number of baseball cards,

b. which system of

equations below could be used to find

out how many football cards and

baseball cards joey has?

Sketch one cycle if the cosine function y=2cos2theta

Layla answer 21 of the 25 questions on his history test correctly.what decimal represents the fraction of problem he answer incorrectly.

David and alton are training for a race. they spend 35 minutes stretching and then go on a 5 mile practice run. david runs at a pace of 7 min/mile. alton runs at a pace of 8 min/mile. write an equation for each runner that shows the total length of their workout. then solve each equation showing your work