Mrs. Lewis received her paycheck this week in the amount of $535.75. She spent $76.98 on groceries, she paid her $59.95 phone bill and she spent $22.45 at the movies. How much did she have left over?

The number of revolutions of two pulleys is inversely proportional to their diameters. if a 24-inch diameter pulley making 400 revolutions per minute is belted to an 8-inch diameter pulley, find the number of revolutions per minute of the smaller pulley.

4+(2+x) can you me solve this problem

5x−4≥12 or 12x+5≤−4 can you with this problem