It's 10.
7*4=28.
280/28 = 10.
Hope this helps.
The correct answer is true. To maintain your body temperature, your body converts chemical potential energy into thermal energy. The human body converts the energy stored in the food into some other energy specifically thermal energy.
So y=2x is the only answer that fit y=kx, while k=2
Answer:
b
Step-by-step explanation: