Lenora buys 3.7 lbs of potatoes that cost $0.29 per pound. how much does she pay for the potatoes. round to nearest cents

Match the equivalent expressions. x - 3y + 12 12 - 3y - 2x + x + 2x 3x + 2y - 2x + y + 12 3y + 12 3x + y - 12 4y + 3y + 3x - 6y - 10 - 2 x + 3y + 2x - 3x + 7 + 5 x + 3y + 12 5 + 2y + 7x - 4x + 3y - 17

Icould really use some with this question.

The measures of the legs of a right triangle are 15m and 20m . what is the length of the hypotenuse