Besides energy, what else is food used for?

Food helps us to repair muscle and build DNA

Food can help your body insulate itself and improve your health

Food helps your brain.

Explanation:

hope this helps

there are 35 white marbles

step-by-step explanation:

y- yellow marbles

4y + 5 = 45

subtract 5 from both sides

4y = 40

divide for from both sides

y = 10

plug in 10 to get 40 yellow marbles then subtract by 5 to get 35 marbles

thus there are only 10 yellow marbles