Answer:
4
Step-by-step explanation:
5(1/5)+(1/5)(15)
5/5+15/5
1+3
Evaluate 5 c + c d where c = 1/5 and d = 15:
5 c + c d = 5/5 + 1/5×15
5/5 = (5×1)/5 = 1:
1 + 3
15/5 = (5×3)/5 = 3:
3 + 1
1 + 3 = 4:
Answer: 4
