)x=
(3x-17)
(x+40)
(2x-5)

solve for x

Find the solution of this system of equation -7x+y=-20 9x-3y=36

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12

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? $$