3 years ago

How can you decide which variable to solve first when you are solving a linear system by substitution

Mathematics

1 answer:

pshichka [43]3 years ago

6 0

I think you need to solve for x first to make the equation easier or simple.

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a club put its members into 5 groups for an activity. After 7 student have to leave early, there are only 3 students left to fin

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Answer:

2 students in each group

Step-by-step explanation:

If there were 5 groups and after a while 7 students leave early and 3 students remain to do the activity, if you add 7 + 3 = 10 divide it by 5, the number of groups in the activity, you would get 2 students in each group.

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