Semester 1 Exam Review KEY.notebook - hasd.org Exam... · Semester 1 Exam Review KEY.notebook 2 January 12, 2017 Write the difference of twice a number and eight as an algebraic expression.

Semester 1 Exam Review KEY.notebook

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Semester 1 Exam Review


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Write the difference of twice a number and eight as an algebraic expression.

Chapter 1


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Write seven times the sum of four and a number as an algebraic expression.


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Simplify


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c. Identify the intervals for which the graph is increasing and decreasing.

d. Is the graph a function?


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Chapter 2

Translate into an equation.Six times the number x decreased by 15 is 83.


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Two times the sum of m and n is equal to two times x plus 7


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Solve


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Solve


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Solve


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Chapter 5

Solve and graph


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Solve and graph


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Solve and graph


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Solve and graph.


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Solve and graph.


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Solve and graph.


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Chapter 3


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Solve (find the root) of the equation.

2x 3y = 30


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Chapter 4

Write an equation in slopeintercept form for a line with a slope of 6 and a yintercept of 72.


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Graph a line with a slope of 3 and a yintercept of 6.


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Write an equation in slopeintercept form for a line that passes through the points (2, 5) and (6, 15)


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Write an equation in pointslope form for a line that passes through (6,13) and has a slope of 2/7.


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Write an equation in pointslope form for a line that goes through the points (3, 10) and (7, 2)


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Write an equation in slopeintercept form for a line that goes through (2, 9) and is parallel to the line y = 13x 6.


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Write an equation in slopeintercept form for a line that is perpendicular to the line y =(3/8)x + 4 and goes through (0, 7)


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State whether the data represents a positive correlation, negative correlation, or no correlation.


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Find the inverse of the function f(x) = 5x 2


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Graph the inequality y < 3x 8


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Graph the inequality 4x + 2y ≥ 8


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Eric is buying Butterfinger candy bars and bags of M&Ms. The candy bars cost $1.50 each and each bag of M&Ms cost $2.00. Eric has 35 dollars to spend. Write an inequality to represent the situation.

State a solution to the inequality.


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Semester 1 Exam Review KEY.notebook - hasd.org Exam... · Semester 1 Exam Review KEY.notebook 2 January 12, 2017 Write the difference of twice a number and eight as an algebraic expression.

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