Solve for r.

start fraction, r, divided by, minus, 7, end fraction, equals, 4

r = 28

Wrong answer

My apologies for the mistake. Let's solve for r again:

r / (-7) = 4

To solve for r, we would multiply both sides of the equation by -7:

r = 4 * (-7)
r = -28

Therefore, the value of r is -28.