Kristen is preparing for her marathon and tucking high carbohydrate snacks and gel in a waist pack to consume during the event. How much carbohydrate should Kristen consume per hour to provide energy for her to finish:.

Kristen should consume 60gm of carbohydrate ,in order to obtain energy so that she can finish her marathon.

Explanation:

In our body we store 2000 kcal of carbohydrate in form of glycogen.Our muscle and liver stores only a limited amount of carbohydrate in form of glycogen.Carbohydrate can be consumed in form of energy bar,a couple of small Pastries,a protein drink etc

you first use the coefficients of the letters to times each equation.

Then you either subtract or divide to eliminate the first letter and it coeeffient.

then whatever you get you will divide it with the one with no letter.

then you substitute the answer for the letter in any of the equation.

then you solve it.

I hope this is helpful.