Concepts of Algebra - Final Exam Review HW #1

5x - 14 = 8x + 4

• x = 6
• x = -6
• x = -18/13
• x = 10/3

7x - 4 = 3 + 8x

• x = 7
• x = -7
• x = 2/7
• x = 11

10x + 9 = 4x - 9

• 0
• 3
• -3
• -18

5(2x -1) = -5+ 10x

• x = 5
• x = 0
• all real numbers
• no solution

_{What is the y-intercept of the line?}

• y = 1/2
• y = 1
• y = -1/2
• y = -1

The point where the line crosses the y-axis is called the:

• origin
• x-intercept
• y-intercept
• slope

Which graph represents the table?

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What is the y-intercept of the line graphed below?

• 3
• 4
• -3
• 4/3

Which graph is correct for y = -x + 3?

• A

• B