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Rate of Change
x-intercept, y-intercept, and slope from standard form equations
Transferring Forms
Slope From Two Points
Slope and Y-Intercept from Slope-Intercept Equations
100
If y=6, and m=12, find x
x=2
100
If 8x+9y=27, find the y-intercept (b)
y-intercept=3
100
y=3x+3, convert to standard form (ax+by=c)
y-3x=3
100
Two points: (3,1),(6,4), find the slope slope equation=(y(2)-y(1))/(x(2)-x(1))
slope=1
100
Find b: 4=3(2)+b
b=-2
200
If y=30 and x=65, find the slope
m=6/13
200
If 8x=12y+36, find the slope (m)
slope=2/3
200
4y-5x=20, convert to slope-intercept (y=mx+b)
y=(5/4x)+5
200
Two points: (4,-3),(6,0). Find the slope
slope=(3/2)
200
Find y: y=2(1/2)+3
y=4
300
If x=-450 and m=-320, find y
y=144000
300
If 12y=-27x+72, solve for y
y=9/4x+6
300
4y-x=11, convert to slope-intercept
y=1/4x+11/4
300
Two points: (1/2,1),(-1/2,2). Find the slope
slope=-1
300
Find y: y=-2(1/3)+(3/4)
y=.083
400
y^2=13(18), solve for y, round to the nearest tenths
y=33.7
400
18y+87=54x, put into standard form
y=3x-(57/18)
400
y=3/7x+2, convert to standard form
7y-3x=14
400
Two points: (3/4,-3),(12/16,-3). Find the slope
slope=0
400
Find y: y=abs(-6)*(4)+(-1/2)
y=23.5
500
y=1800(-16), find y
y=-28800
500
3(1/3)+6y=1/3, solve for y
y=18
500
y=9x+0, convert to standard form
9 -1/9x=0
500
A graph contains (2,5), (-1, -2.5), and (4,10). What is the slope?
slope=2.5
500
Find b: -3=1*abs(-3+7-4-3)+b
b=-6