Answer:
The first one, 4 - 7 = -3
Step-by-step explanation:
When you add a negative to a postive, you are essentially subtracting the negative from the positive
There would be 12 litres in the tub after 4 minutes
I hope this helps you
Juans weight x
486= 6.x-12
486+12=6x
498=6x
x=83
Answer:
1 solutions
Step-by-step explanation:
i calculated it
Y= -5x-3 i think thats the answer