SOLUTION: I cannot figure out how to solve this problem. Can anyone help? The senior classes ot Hish school A and High shcool B planned separate trips to NYC. The class @ High school A rent

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Question 312253: I cannot figure out how to solve this problem. Can anyone help?
The senior classes ot Hish school A and High shcool B planned separate trips to NYC. The class @ High school A rented and filled 1 van and 6 buses with 372 students. High school B rented and filled 4 vans and 12 buses with 780 students. Each van and each bus carried the same munber of students. How many students can a van carry? How many students can a bus carry? Thank you :)
Answer by scott8148(6628) About Me  (Show Source):
You can put this solution on YOUR website!
v + 6b = 372

4v + 12b = 780 ___ dividing by 4 ___ v + 3b = 195

subtracting equations ___ v + 6b - (v + 3b) = 372 - 195 ___ 3b = 177 ___ b = 59

substituting ___ v + 3(59) = 195 ___ v = 18