What is the distributive property 39x5

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

If angle 2=3x +1 and angle 3=2x +4what is angle 2

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.