Answer:
7
Step-by-step explanation:
Step 1: Define
Equation: 8p + 3q - 18
p = 1/2
q = 7
Step 2: Substitute
8(1/2) + 3(7) - 18
Step 3: Evaluate
4 + 21 - 18
25 - 18
Answer:-2
8(1/2)+3(7)-18
4+21-18=25-18
=7
