Answer: 
<u>Step-by-step explanation:</u>

Step-by-step explanation: because they need to have atleast 2500 calories a day
If you need to solve this equation you can multiply the both side of equation on (-1). Like that
<span>2 = (-x);
-1·2 = (-1)·(-x)
if you multiply negative and </span><span>positive </span>you'll have negative,
if you multiply negative and <span>negative you'll have </span><span><span>positive. So
</span>
</span>-2 = x. or
x = -2.
The answer is -2.
12-3.7+(1/3)=constant
259/30=constant
Step-by-step explanation:




6/2=3
Hope that helps :)