Algebra 1.5 Study Guide Unit 3

What are the x and y intercepts of the line: −5x + 2y = 20?

• (-5, 0) & (0, 2)

• (0, 10) & (-4, 0)

• (10, 0) & (0, -4)

• (0, -5) & (2, 0)

• (0, -6) & (-8, 0)

• (-6, 0) & (0, -8)

• (-3, 0) & (0, -6)

• (0, -3) & (-6,0)

• 0
• -3
• 5
• -2
• -1

• (6, 0)

• (0, 6)

• Infinite solutions

• No Solution

• (3,0)

• (0, 3)

• Infinite solutions

• No Solution

• -3
• 4
• 3
• -4
• 7
• 5

When graphing a system of equations, if two lines are parallel, then it means there is/are _____ solutions.

• infinite

• no

• one

• two

If two lines are perpendicular, their slopes are:

• The same

• zero

• Undefined

• opposite in sign and reciprocal fractions

Which is an example of a horizontal line?

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