Rewrite the equation in standard form.

Plot the ordered pairs.

15) A: (-4, 2); B: (-5, 0); C: (0,3)

Use the point-slope formula to write an equation of the line with the given slope that passes through the given point. Write your answer in slope-intercept form.

Write the slope-intercept form for the equation of the line that passes through the given points.

17) through (-10, -18) and (15, 12)

SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.

Graph the equation.

18) 4x + y=-4

Find the slope-intercept form of the equation of the line parallel to the given line containing the given point.

19) parallel to 8x - 9y=-16; containing (18, 2)

SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.

Use the point-slope formula to write an equation of the line through the point the given point that is perpendicular to the given line.

20) perpendicular to y = 3x – 8; containing (6,3)

Graph the equation by finding the intercepts and at least one other point.

Write the standard form equation of the vertical line containing the given point.

27) (-4, 8)

28) (-30, 5)

Graph the inequality.

29) y<7

30) Graph the compound inequality.