hey buddy here is your answer
when object produces light energy,they sometimes produces heat energy too
The answer is B because I got it
Answer:
The answer is "
"
Explanation:

In equation (a) multiply by 2 then subtract from the equation (b):

put the value of x in equation (a):

The answer would be: D. city-state
Answer: Atlanta, Denver, and Calgary
Explanation: I took the test and got it correct ❤️