Mary had $479.77 in her savings. She did several babysitting jobs and spent $211.45 on clothes, food & concert[..]

The length of a rectangular frame is 4 cm more than the width. The area inside the frame is 32 square cm. Find the[..]

a=b((1/c)-(1/d)) get c alone

An assistant receives a 10% raise. bringing the salary to $45,316. What was the salary before the raise?

The length of a rectangle is 3 meters less than twice the width. If the area of the rectangle is 665 square​ meters,[..]

you have 12 gallons of 20% alcohol racing fuel mixture. you want to add some amount of 100% alcohol in order to[..]

The inside area of one of Brenda’s old blankets is 3139 square inches. To obtain the width of the border, she must[..]

Later that day, Tracy became interested in the maximal height for throwing a ball. On the internet, she finds that[..]

Senator Snortsalot is campaigning for reelection. During his visit to Patheticville, he plans to have 17,500[..]

A 12 cm by 16 cm picture is mounted with border of uniform width on a rectangular frame.If the total area of border[..]