Which of the following is the algebraic expression that best describes sequence four, eight, 12, 16 a . 2x+4 b.2x c.1 _ x 4 d.4x

Julie goes to the sports store and spends $40.50 before tax. she buys a pair of shorts for $21.75 and 3 pairs of socks that each cost the same amount. how much does each pair of socks cost? $$

12 3 4 5 6 7 8 9 10time remaining01: 24: 54which graph represents this system? y=1/2x + 3 y= 3/2x -1

Solve for b. ab + c= d b= a + old ob=allc-ch b= (d-c/a