Find the sum of the side lengths.
(d + 5) + (d + 5) + (d + 5)

Solve the equation x/4 - 5= -8 -27 -12 -7 12

Ann and betty together have $60 ann has $9 more than twice betty’s amount how much money dose each have

The difference of three and the reciprocal of a number is equal to the quotient of 20 and the number. find the number.