The sum of the digits of a two-digit number is 10. The result of subtracting twice the
units digit from three times the tens digit
is 15. Find the number.​

What two temperature scales do scientists use

Amylase is an enzyme found in the human digestive system. why do you think it was important to keep the enzyme temperature above 37 degrees celsius (98.6 degrees f)? describe what might happen if the temperature decreased by 10 degrees celsius.

Mike has a problem with his testosterone. he is unable to produce enough. which will most likely be affected by his inability to produce testosterone? check all that apply.