8th grade - Linear Equations

Slope-intercept Form

100

Put this in slope intercept form:

2x-3y=3

y=2/3x-1       

200

Put this in slope-intercept form:

3x+8+5x=2y

y=4x+4

300

Put this in slope-intercept form:

5y-10=6x+5

y=6/5x+3

400

Find the slope:

12x=2+y

m = 12

500

Find the slope and y-intercept:

y= -5/3x - 10

m = -5/3

b = -10

Standard Form

100

Put this in standard form:

y=2x-5

y-2x=-5

(Ax+By=C)

200

Put this in standard form:

11x + 5x - 4y + 12 = 10

16x-4y=-2

OR

−16x+4y=2 

** Raise your hand and explain why both are true for 100 extra points **

300

Find the slope:

-12x+2y=24

m = 6

400

Find the y-intercept:

-5x+y=13

b = 13

500

Put this in standard form:

y = 3/5x + 8

-1/2x+y=8

X & Y intercepts

100

Find the x intercept:

3x + 4y = 5

(5/3,0)

OR

x = 5/3

200

Find the y-intercept:

13x+3y=15

(0,5)

OR

y=5

300

Find the x-intercept:

3x+15y=24

(8,0)

OR

x=8

400

Find the y-intercept:

10x - 10y = 10

(0,-1)

OR y=-1

500

Find the x and y-intercepts:

2x + 6y = 10

x-intercept is (5,0)

y-intercept is (0,5/3)

Basics

100

13*4*2*0

0

200

144/12 + 1

13

300

Combine like terms:

2x + 3 + 5x - 9 + y - 50 + 4x

11x + y - 56

400

2/5 + 3/4

23/20 

OR

1 and 3/20

500

-3 + 5 -12 + (-2) - 0 + 12 - (-5)

5

Yankees

100

Who is the captain of the New York Yankees?

Aaron Judge

200

Who do the Yankees play first this season?

Astros

300

Who is the Ace pitcher?

Gerrit Cole

400

When was the last time they won the world series?

2009

500

Who's better, the yankees or mets?

Yankees