Solving Equations

One Step equations

100

x + 4 = 6 

2

200

x - 10 = 5

15

300

25 - x = 15

10

400

Solve for n

5n = 15 

n= 3

500

30 = 6n 

n= 5 

Two step equations

100

16 + 4x = 48

x= 8

200

-28 + 7x = 42 

10

300

x/5 + 4 = 10

x=30

400

-9 + 4x =35

x=11

500

x/10 -2 = 1 

x=30

combining like terms

100

12k + 10k 

22k

200

15b - b 

14b

300

3b + 8b 

11b

400

15n + n 

16n

500

5b + 3b + b 

9b

three step equations

100

r + 2 + 3 =4 

r= -1

200

1+ 5b - 4= -18

b= -3

300

3m +4m = -14

m= -2

400

a + 1 - 5 =-8

a= -4

500

-2x -x =9

x=3

Grab Bag

100

5b - 5 = 

4b

200

10-x= 8

x=2

300

2n = 40

n=20

400

v-2 + 5= -1

v= -4

500

x/6= 7 

x=42