Slope
What is the slope of a line that runs through (2,5) and (4,9)?
m=2
Solve the equation: 6x=3x+1-6
x=-5/3
Solve using graphing:
y=1/2x+1
y=-2x+16
(6,4) x=6 y=4
2x+8>=y
2x+-2y<=-20
>= is greater than or equal to
x>=2 y<=12
Are y=2x+5 and 4x+2y=-14 parallel?
No
What is the slope of a line that runs through the points (4,1) and (12,2)?
m=1/8
Solve the equation: 1+4x>=-3x+3
>= is greater than or equal to
x>=2/7
Solve using substitution:
x=10y-3
4x-21y=26
x=17 y=2
2<3x-19
8x>2y+8
x>7 y<28
What slope is perpendicular to 1/8x?
m=-8x
What is the slope of a line that runs through (-6,11) and (7,-15)?
m=-2
Solve the equation: 7+8x-2x=3x-20
x=-9
Solve using elimination:
3x+4y=-9
9x-6y=81
x=5 y=-6
Simplify the equation in a way that you could solve by graphing:
8y>=3x+0
3x>4y+8
>= is greater than or equal to
y>=3/8x y<3/4x-2
What slope is parallel to 3/2x?
m=3/2x
In point-slope form, find the equation of the line that runs through the points (3,7) and (1,3).
y-7=-2(x-3)
What is the simplified form of 8+2x>9x+18-3x?
x<-2.5
Solve:
y=3x-3
6x-2y=y
x=3 y=6
Convert to slope-intercept form:
4x<3y+2
6x+2y>8
y>4/3x-2/3 y>-3x+4
Are y=1/4x-5 and y=-4x+1/5 perpendicular?
No