Show:
Finding Slopes
Cross Multiplying
Perpindicular Equations
x=
100
The equation for finding slopes
What is y2-y1/x2-x1
100
How to Cross-Multiply
What is x times y2 y times x2
100
A perpindicular slope
What is the opposite slope
100
r+d+x=w [what does x equal]
What is an equation in which x=w-r-d
200
The slope of 6-4 over 9-7
What is 2/2
200
(3/7) = (9/x) (round to nearest tenth)
What is 21.0
200
2/3 and 3/2 [are they perpindicular]
What is a non-perpindicular slope
200
2x+5=0 [what does x equal]
What is an equation in which x=0
300
The slope of -16-20 over 2-19
What is -36/-17
300
30/4=56/x (round to nearest tenth)
What is 7.5
300
5/6 and -6/5 [are they perpindicular]
What is a perpindicular slope
300
4x=8+20 [what does x equal]
What is an equation in which x=7
400
The slope that goes through the points (48,-57) and (-78,92)
What is 148 over -126
400
258/300=640/x (round to nearest tenth)
What is 744.2
400
2x=y+5 and 12x=-24y-6 [are they perpindicular]
What are two equations that are perpindicular
400
5x+45=20x+15 [what does x equal]
What is an equation in which x=2
500
DAILY DOUBLE- The slope, equation and perpindicular equation of a line that goes through the points (58,-70) and (-30,-57) [round y-intercept to nearest tenth, y-intercept must be in decimal form]
What is 13/-88=slope equation=y=(13/-88)x plus 1.6 perpindicular equation=y=(13/88)x plus or minus any number
500
Sally was was driving a 2009 chevy camaro she had this car for 2 years and keeps it in good shape. She drove 480 miles in 28 days if traveling at the same speed (miles/hour), She drives 44 miles in this amount of time. [round to nearest tenth]
What is 11.4 miles/hour
500
34x=21y+67 and 89x=56y+80
What are two equations that aren't perpindicular
500
69x+50=40x+3 [what does x equal]
What is an equation in which x=29/43