WRITE AN EQUATION 331 students went on a field trip. Six buses were filled and
7 students traveled in cars. How many students were in
each bus?

54

Step-by-step explanation:

First, work backward. You start with 331. subtract the 7 students who went in their cars. Now you have 324. Now just divide 324 by 6 to get the answer.

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answer:

the domain is the set { -2, 0, 2, 3}

discussion:

the domain is the set of x values in the ordered pairs (x,y). taking the x, or first component, of each ordered pair gives   -2, 0, 2, 3.

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