which of the following is a solution of x^2 - 7x = -5? a. 7 ± √69 / 2 b. 7 ± √29 / 2 c. -7 ± √69 / 2 d. -7 ± √29 / 2

The perimeter of a movie screen is 54 meters. the screen is 18 meters wide. how tall is it?

Michael split a rope that was 28 inches long into 5 equal parts. brenden split a rope that was 30 inches long into 6 equal parts. which boy's rope was cut into longer pieces?

Last month, leonhard euler's watch kiosk at the mall had total sales of $9,489. merchandise totaling $225 was returned. the goods that were sold cost leonhard euler's $5,481. operating expenses for the moth were $992. what was the gross profit on sales?