2 years ago

The table displays the scores of students on a recent exam. Find the mean of the

Mathematics

1 answer:

Natali5045456 [20]2 years ago

7 0

Answer:

84.5

Step-by-step explanation:

multiply score by number of students, add them, divide by total students.

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Explain how you know if a system of equations has one solution, no solutions, or infinitely many solutions. Write your answers (

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Answer:

Written Below.

Step-by-step explanation:

A system of linear equations has one solution when the graphs intersect at a point. A system of linear equations has no solution when the graphs are parallel. A system of linear equations has infinite solutions when the graphs are the exact same line.

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Sidenote: I hope this helps! :)

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3 years ago

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trapecia [35]

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Step-by-step explanation:

Put value of b as given and using BODMAS rule,

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