The difference of 15 and the square of a number y

Ben is three times as old as samantha, who is two years older than half of michel's age. if michel is 12. how old is ben?

Describe how making an ‘and’ compound sentence effects your solution set

Prism m and pyramid n have the same base area and the same height. cylinder p and prism q have the same height and the same base perimeter. cone z has the same base area as cylinder y, but its height is three times the height of cylinder y. the figures and have the same volume.