The 80th term of an arithmetic sequence is twice the 30th term. if the first term of the sequence is 7, what is the 40th term?

Which of the following is the correct solution to the linear inequality shown below? y< 1/2x-4

Find the slope and y-intercept of each line y=4x+1

Hurry efficient homemakers ltd. makes canvas wallets and leather wallets as part of a money-making project. for the canvas wallets, they need two yards of canvas and two yards of leather. for the leather wallets, they need four yards of leather and three yards of canvas. their production unit has purchased 44 yards of leather and 40 yards of canvas. let x be the number of leather wallets and y be the number of canvas wallets. if the profit on a canvas wallet is $25 and the profit on a leather wallet is $40, write a function for the total profit for both wallets.