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Study Guide Unit 2 Test DUE 9/18

Last updated about 1 year ago
20 questions
1
Solve the equation.


x = _______
1

Use the expression below to answer the question.

25 + 15y + 4y - 16

Which expression is equivalent?

1

Select ALL expressions that are equivalent to 3(x + 3) - 12 + 5x.

1
Solve the equation.


n = _______
1
1
1
Bob solved the equation. His work is shown below.


Identify and explain Bob’s error in solving the equation. __________

Re-solve the equation to find the correct solution. __________
1
What value of a will the equation 5x + 7 = 5x + a have an infinite number of solutions?

a = _______
1
Solve for b using the area formula of a triangle.


b = _______
1
Solve the equation.


n = _______
1
What is the solution to the following equation?


a = _______
1

Emma, Luke and Noah each wrote expressions to represent their hourly earnings for an after-school job for a week where h represents the number of hours worked.

Emma: 8.75h + 21
Luke: 6(3.5h + 12)
Noah: 9.75h + 13

How many hours will Emma and Noah have to work in order to make the same amount of money in one week?

1
Sarah solved the equation. Her work is shown below.


Identify and explain Sarah’s error in solving the equation. __________

Re-solve the equation to find the correct solution. __________
1
Solve for x and graph in the show your work section.



_______
1
Solve for c :


State the greatest possible integer (whole number) value for c in the solution set.

_______
1
Alice solved the equation. Her work is shown below.


Identify and explain Alice’s error in solving the equation. __________

Re-solve the equation to find the correct solution. __________
1
John is offered a job with a salary of $48,000 and a raise of $10,000 per year. Another company offers him $64,000 and a raise of $2,000 per year. After how many years will John make more money if he accepts the first offer?

Write an inequality describing the situation.__________

After how many years will John make more money if he accepts the first offer?
__________
1
For an annual membership fee of $800, Mr. Jones can join a country club that would allow him to play a round of golf for $25. Without the membership, the country club charges $65 for each round of golf. How many rounds of golf would Mr. Jones have to play for the cost to be less expensive with a membership?

_______rounds
1

Solve the compound inequality and graph its solution.


1
Solve the equation.


k = _______