one step equations

adding one step equations

100

a - 3 = 8

11

200

8 + a = 12

4

300

p + 7 = 18 

11

400

21 + a = 30

9

500

5d = 45 

9

subtracting one step equations

100

a - 3 = 4

7

200

B - 50 = 11

61

300

a - 19 = 13

32

400

a - 32= 9

41

500

60 / x = 10 

6

Dividing equations

100

5a = 10

2

200

9x = 18

2

300

7x=84

12

400

6r = 18 

3

500

7m = 175

25

multiplication equations

100

x/11=2

x = 22

200

x/7=5

35

300

x/5=5

25

400

s/9=8

72

500

x/12=11

132

what you need to know when solving equations

100

The inverse of subtraction

what is addition 

200

The inverse of multiplication 

what is division

300

the x is the 

what is a variable 

400

opposite is also called 

what is the inverse 

500

the number before the variable is called 

What is the coefficient