Evaluate the expression 3b - ac when a = 2 , b = 3 , and c = -1.5 .

Answer 1

Substituting the values given for a, b, and c into the expression, we have:

3b - ac = 3(3) - 2(-1.5)
= 9 + 3
= 12

Therefore, 3b - ac equals 12.