Answer:
-7°C
Step-by-step explanation:
Freezing point of water = 0°C
By adding salt, freezing point lowers by 7°C ;
The freezing point of salt water can be expressed as ;
Since temperature lowers :
Freezing point of salt water :
Freezing point of water - 7°C
0°C - 7°C
= - 7°C
Answer:
where is the figure?
Step-by-step explanation:
Answer:
9c
Step-by-step explanation:
if you take 8c and add another c, it equals 9c
Answer:
y=45x+25
Step-by-step explanation:
y=45x+25
25 is a one-time fee so it is at the end. 45 is the monthly fee so it goes in front of x.
Answer:
a
Step-by-step explanation:
6^2+8^2=100
sqrt of 100 = 10
