one
step
equa
two step
tions
100

solve the question

x+9=12

x=3 

100

S-1=10

s=11

100

3=z-11

z=14

100

y/6+8=13

y=30

100

−10 = −10 + 7m

m = 0

200

8 = 2 + q

q = 6

200

6 = n – 4

n = 10

200

r/2=5

r = 10

200

x/4+7=13

x=24

200

-4=r/20-5

r = 20

300

m/6=4

m = 24

300

8p  = 8

p = 1

300

z - 12 = 20

z =32

300

5b+3=28

b=5

300

2(n + 5) = −2

n = -6

400

v − 10 = −9

v=1

400

v/10=-3

v=-30

400

2z  = 32

z=16

400

9k-4=23

k=3

400

−9x + 1 = −80

x = 9

500

22 = −11k

k=-2

500

7r-6=15

r=3

500

2z-12=20

z=16

500

−10 = 10(k − 9)

k = 8

500

−243 = −9(10 + x)

x = 17