Answer:
Step-by-step explanation: To get your answer just times the $28.50 dollars he gets for food and by the days he's away $28.50 x 5=142.50
X=1 Y= -10
Step-by-step explanation:
equation 2
using equation 1, we substitute in equation 2
We have
so, we substitute the X value in equation2
we have>
30 ways
10 x 3 = 30
142.7 grams