Answer: -3+4 so he made a mistake so it would be -7
Step-by-step explanation:
Answer:
a - 8
b - 20
c - 40
answer - 40% of 20 is 8
20 x .4 = 8
.4 is found by the 40 / 100
The equation S / 8 = 2.5
3484m
Add 1215(2) and 527(2) together