1
2
3
4
5
100

x-15=40

55

100

x-100=250

350

100

x-15=16

31

100

 x + 12 = 20

x=8

100

What is the inverse operation needed to solve for p?
765 = p - 254

addition 

200

x+4=28

24

200

36=6x

6

200

7x=777

111

200

6b = 30

x=5

200

2n=100

n=50

300

4x=40 

10

300

x/3=9

27

300

x/8=12 

96

300

3x = 27

x=9

300

how would you solve this equation: 9x=153?


divide 

400

1/2x=8 

16

400

80=x-18

98

400

k+18=21

3

400

x/5=2

x=10

400

13 + q = 56

43

500

x+x=20

10+10

500

12=12x

1

500

x/4=6

24

500

16= k/11

k=176

500

What is the first step to solve this equation:
  3x = 44

divide 3 on both sides. 

M
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