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Write the standard form of the equation of the circle with the given center and radius.

14. center (-2,0) and r=3
Find the slope of the line that is a) parallel and b) perpendicular to the given line.

12. x=-8

13. y=10
Give the slope and y-intercept of the given line and then graph it.

10. y=3

11. x+2=0
Give the slope and y-intercept of the given line and then graph it.

8. 2x-3y=6

9. y=-2x
Write an equation for the line in point/slope form and slope/intercept form that has the given condition.

6. Passes through (3,2) and is parallel to 2x-y=4

7. Passes through (-1,-1) and is perpendicular to y=5/2x+3
Write an equation for the line in point/slope form and slope/intercept form that has the given condition.

4. Slope= 3/2 and passes through the origin

5. X-intercept=4 and Y-intercept=-3
Find the slope of the straight line that passes through the given points or state that the slope is undefined. Then indicate if the line through the points rises (left to right), falls (left to right), is horizontal, or is vertical.

1. (7,4) and (1,1)

2. (-3,4) and (2,-1)

3. (-5,3) and (-5,2)
Solve each quadratic in form equation.

3. (x-5)^2+2(x-5)-35=0

4. (x-2)^2-3(x-2)+2=0
Solve, write your answer in interval notation and graph the solution set.

14c. |2x-1| + 7 greater than or equal to 1

14d. |5x+3| less than or equal to -1
Solve the given word problem.

You are buying a computer at a markdown price of $960. If the markdown price was 20% off the original price, how much was the computer originally?
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