Exam Reviewer for Math8

Which term best describes the graph of the equation y = 1?

• positive

• constant

• increasing

• decreasing

What will be the expected grade if a student will work for 4 hours?

• about 75

• about 80

• about 85

• about 90

Complete the step 1 in solving systems using elimination method.

• 2y - 10x = -23

• 4y + 10x = 23

• y = 17

• 4y + 0 = 17

In solving systems using substitution, which of the following expression should be in the blank?

• -3x + 35

• 3x - 35

• -3x - 35

• 3x + 35

What is the slope of the equation 5x + y - 5 = 0

• 0

• -5

• 5

• 10

What is the solution in the given graph of the system?

• There are infinitely many solutions.

• There is no solution.

• The solution is (3, -4)

• The solution is (-4, 3)

Identify the graph that displays no association.

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• 

Identify the graph that displays a strong positive association.

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Which of the following statements is an example of a negative association?

• Food consumption with regards to the number of children in a family.

• Time spent driving and the distance traveled.

• Population in a city and the number of schools.

• Number of people who carpool to work and money spent on gas.

Which trend line is the best model of the data?

• Line h

• Line p

• Line w

• Line g