Algebra 1 - SOL Practice 1 - 2016 Standards

1. What value of x makes the equation 6x – 14 + 3(2x – 1) = 5 – 2(x – 10) true?

• A. x = 2.3
• B. x = 3
• C. x = -0.3
• D. x = 0.71

1. Merry Mistletoe sells Christmas lights and ornaments. A customer spent $33 on 3 strands of Christmas lights and 6 ornaments. Another customer paid $3 more than the first customer for 2 strands of Christmas lights and 8 ornaments. The price of each strand of Christmas lights is the same, and the price of each ornament is the same. Which system of equations can be used to find the price in dollars of each strand of Christmas lights, x, and each ornament, y?

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1. Luis’ parents give him x dollars for his monthly allowance. Each month, he must pay $35 for his cell phone. One-sixth of the remaining money can be spent on entertainment. Which function can be used to find the amount in dollars Luis can spend on entertainment?

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2. Perry graphs f(x) and g(x) = -f(x) + 5 on the same coordinate grid. Which of the following is true?

• F. g(x) will have a y-intercept at (0, 5).
• G. f(x) and g(x) will have the same slope.
• H. g(x) will be shifted 5 units to the right of f(x).
• J. g(x) will be shifted down 1 unit from f(x).

3. Sketch a graph of the piecewise function shown below, then determine which of the following statements is NOT true.

• A. h(x) is continuous.
• B. The domain of the function is all real numbers.
• C. The y-intercept of the function is 2.
• D. h(-1) = 5.

4. Which of the described situations is an example of causation?

• F. A only
• G. B only
• H. A and B
• J. A, B and C

5. What does the correlation coefficient for the data indicate about the strength of the association between the number of hours a person works in a week and their blood pressure?

• A. Strong negative association
• B. Strong positive association
• C. Weak negative association
• D. Weak positive association

6. Based on the table, what is the best prediction of a person’s blood pressure if he or she worked 32 hours a week?

• F. 97
• G. 140
• H. 130
• J. 125

7. What is the equation in slope-intercept form of the line that passes through the point (-4, 7) and is perpendicular to y = 4x + 15?

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