So x is one number and x + 1 is another
1. x + x + 1 = 57;
2. 2x + 1 = 57;
-1 -1
4. 2x = 56
5. x = 56/2
6. x = 28
So, x + 1 = 28 + 1 = 29
So 28 and 29 are the 2 consecutive integers of 57
I think it’s b but I’m not to sure sorry if it’s wrong!
Answer:
OPTION A: 
Step-by-step explanation:
We should know that:

So, 

This is equivalent to 
Hence, OPTION A is the answer.
Answer:
the heat output from the condenser (Q) is compared to the power supplied to the compressor (W). COP is defined as the relationship between the power (kW) that is drawn out of the heat pump as cooling or heat, and the power (kW) that is supplied to the compressor.
Step-by-step explanation:
BRAINLIEST PLSSSS