Answer:

Explanation:
Given that Hannah mixed
cup of raisins,2 cups of flour,and 0.5 pound of oats to make oatmeal cookies.
To find the amount of ingredients did Hannah put into the oatmeal cookies :
Let x be the cups of raisins
From the given we have that
Let y be the cups of flour
From the given we have that
Let z be the pounds of oats
From the given we have that
The amount of ingredients did Hannah put into the oatmeal cookies=cups of raisins+cups of flour+pound of oats

Therefore
