The question is in the picture (:
2 answers:
Answer:
You might be interested in
Answer:
Step-by-step explanation:
-2.1 and 0.2
The amount of pollutants.
10x2000= 20,000
2000
X 10
--------
0000
20000
Solution: Z= -9
Reasoning: -6 - 3 = -9
If you wash 4 cars you would get $20
