Answer: 3 buses
Step-by-step explanation:
a group of students and teachers are going on a field trip. one ninth of the group will fit on 1/3 of a school bus how many buses are needed to transport the entire group
1/9g = 1/3b
We want to find g, so we multiply each side through by 9
g = 9/3b
Simplify:
g = 3b, so we need 3 buses
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Answer: SAS
b
Answer: y = 4.75
7y - 4 = 15 + 3y
collect the like terms :
7y - 3y = 15 + 4
4y = 19
divide through by 4
y = 19/4
y = 4.75
