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Elimination
substitution
Math facts
Proportions
Multistep Equations
100
3x-10y=-46

8x+10y=24

(−2,4)

100

-y=x

-7x-5y+=-20

(10,−10)

100

2+8

10

100

x/10=3/5


x=6

100

−76=−3b−49

b=9

200

6x-y=21

-5x+y=-18

(3,−3)

200

-4x-y=6

y=2x

(−1,−2)

200

173-66

107

200

X/4=13/2

X=26

200

3/4(x+1/4)=-57/16

x=-5

300

2x+3y=-2

4x+9y=14

(−10,6)

300

x=y

4x+9y+-39

(−3,−3)

300

15 x 3

45

300

3/4=21/x


x=28

300

2(6y+3)=18

y=1

400

15x-4y=-50

3x-2y=-16

(-2, 5)

400

-4x-7=y

-6x-2y=32

(9,−43)

400

3/4+ 2/8

1

400

2x+2/x-8=4/7

x=-23/5

400

13= 1/2(9x+4)

22/9

500

3x+3y=-9

x+3y=-19

(5,−8)

500

y=6x-9

2x-6y=-48

(3,9)

500

3 2/3 + 6 2/6

10

500

6/x+5=7/x-7

x=-77

500

−2(x+2)−x−3=8

x=-5