Answer:
first car = 25 gallons ; second car = 30 gallons
Explanation:
x + y = 55
20x + 15y = 950
x = 55-y20/5 x + 15/5 y = 950/5
4x + 3y = 190
4(55-y) + 3y = 190
220 - 4y + 3y = 190
-y = -220 + 190
-y = - 30
y = 30
x = 55 - 30
x = 25
1.6m questions
2.0m answers