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
First you plug in the missing values
5(8×5/8+3×3-5×2) = 20
Answer:
A and D
Step-by-step explanation:
4×3=12
4×d=4d
12+4d
Then;(4×d)+(3×4)=4d +12
Same expression
Answer:
Step-by-step explanation:
36 : 3 = 12
12 : 3 = 4
...
4/3 : 3 = 4/
Answer: What the f
Step-by-step explanation:
