Math

Slope and Y intercept

100

What is the slope?

y=1/2x+4

1/2 (0.5)

200

What is the Y-Intercept?

y=2/3x+3

3

300

If a coordinate was (0,2) what would be the next coordinate? y= 2/1x+2 

1,4

400

is the slope positive or negative?

-Y=-3/4x+2

Positive

500

What is the Y-intercept for the following:

y=-3/2x+b ; Coordinate : (2,1)

Y-intercept = 4

Solving absolute value

100

|x+11|=22

x=11/-33

200

|x-5|= 12+2

19/-9

300

6|x+4|=12

x=-2/-6

400

5|2x+17|=25

x=-6/-11

500

3|x+12| = 18

x=6/-18

Algebra

100

3x+1=7

X=2

200

5x=-5

x=-1

300

7x+2=-10+x

x=-2

400

2(2x+5)=30

x=5

500

2(20x-2)= (6-1)4

X=1/2

Combine like terms

100

-x+x+y-y

0

200

2y+3x+-y+2

3x+y+2

300

5+4x+2y-2x+2

2x+2y+7

400

2+x+7y+-3x

-2x+7y

500

-3(x-2y)+(3³+2x⁰)

-3x+6y+27+

Parallel and perpendicular

100

Is it parallel, perpendicular, or neither?

Y=1/2x+5

Y=-2/1x+2

Perpendicular

200

Is it parallel, perpendicular, or neither?

Y+2=3/5x+1

Y-5=-5/3x-3

Perpendicular

300

Is it parallel, perpendicular, or neither?

Y-x=1/2+3

Y+x=2/1+1

Perpendicular

400

Is it parallel, perpendicular, or neither?

Y+1/2x+2²

Y+3x+11

Neither

500

Is it parallel, perpendicular, or neither?

Y+1/2x+2

Y+1/2-2

Parallel