You would do 2 times 6 and get 12. Then you subtract 12 from -20 and you get -8. so -8 is your answer.
This is a model of 63÷6. :)
Answer:
The amount of water must be added to this task = 60 
Step-by-step explanation:
Let amount of water added = x 
Then from the given conditions
A chemist would like to dilute a 90-cc solution that is 5% acid to one that is 3% acid. So
90 (0.05) = 0.03 ( 90 + x )
4.5 = 2.7 + 0.03 x
0.03 x = 1.8
x = 60 
Therefore the amount of water must be added to this task = 60 
Answer:
I believe he slept for 9 hours of the day
Step-by-step explanation:
⅜ of 24
24 ÷ 8 = 3
3 × 3 = 9
Answer:I think that it would be either b or c
Step-by-step explanation: