Answer:
b) 1000x + 115
Step-by-step explanation:
C = 20y + 15
= 20(50x + 5) + 15
= 1000x + 100 + 15
= 1000x + 115
Answer: 14.88 is the answer
Step-by-step explanation:
B. 16
ok bro this was easy you just had to put 10 in place of "a" and then add 10 and 6