Answer:
x ≥ -1
Step-by-step explanation:
Hope this helps
27%=27/100
so 27/100=81/x
27x=8100 divide by 27
x=300
that the answer
law<span> states that </span>energy<span> cannot be created nor destroyed but it </span>can<span> only be transferred from one form to another form. (</span>Coal<span> - Fuel) Chemical </span>energy<span> is converted into heat </span>energy<span> during combustion. With the help of heat generated, the water is converted into steam.</span>
