Solve.
23t - 28 ≤ 41
At ≤ -3
Bt ≤ -5
Ct ≤ 5
Dt ≤ 3
23t - 28 ≤ 41
At ≤ -3
Bt ≤ -5
Ct ≤ 5
Dt ≤ 3