2. Jacob needs 78 inches of barbwire to finish a fence. Barbwire is sold in increments of whole
feet. How many feet does he need to buy to
complete the fence?

20 solve 2(4 x + 3) < 5 x + 21. a) { x | x < 9} b) { x | x > -5} c) { x | x > -9} d) { x | x < 5}

What is the difference between the equations of a vertical and a horizontal line?

Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?