Solve for p. 3(p + q) = p

A. q = –two-thirds
B. q = –start fraction three over two end fraction
C. p = –two-thirds
D. p = –start fraction three over two end fraction

Solve for b, then find the value of b when a = 3.

4a = 2b − 7
A. –nine-halves
B. five-halves
C. nineteen-halves
D. 17

d = rt
A. r = dt
B. r equals t over d
C. r equals d over t
D. r equals d minus t

Find the width of a rectangle with a perimeter of 90 and a length of 15.
A. 90
B. 15
C. 45
D. 30