One-Step #1 (+ & -)
One-Step #2 (x & /)
Two-Step #1
Two-Step #2
100

x+8=0

x=-8

100

3x=36

x=12

100

3=n/3+5

-6=n or n=-6

100

98=7+7m

13=m or m=13

200

p-4=6

p=10

200

b/12=4

b=48

200

43=1+3x

14=x or x=14

200

3=x/1+3

0=x or x=0

300

8+x=6

x=-2

300

-60=4n

-15=n or n=-15

300

2=x/2-2

8=x or x=8

300

131=-10x-9

-14=x or x=-14

400

-27=a-13

-14=x or x=-14

400

v/15=6

v=90

400

-9+8a=-145

a=-17

400

5+x/18=-4

x=-162

500

31=20+x

11=x or x=11

500

135=-9x

-15=x or x=-15

500

-4=6+x/2

-20=x or x=-20

500

10x+8=-182

x=-19

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