Algebra

Questions With 2 Variables

100

x + 6 = 3x

x =3   

200

5x + 3 = 2x + 12

x = 3

   

300

7x + 4 = 3x + 20

x = 4

400

6x − 3 (2x + 1) = 2x + 5

x = 13 

500

4 (3x−2) − 5 (x+1) = 2 (4x+3) − x

x = -4

Questions With Brackets

100

2 (x - 4) = 14

x = 11

200

3 (3 + x) = 39

x = 51

300

4 (x - 2) + 8 = 60

x = 15

400

4 (x + 2) + 2 (x − 1) = 78

x = 13

500

8 (x + 1) + 4 (x + 2) = 160

x = 12

miscellaneous

100

2(x+3)=20

x=7

200

2(x+4)+x=17  

x=3

300

4(x−1)+2(x+2)=36

x=6

400

5(x+3)−2(x−1)=41

x=8

500

2(x+5)+3(x−4)+x=34

x=6

combining like terms

100

2x + 3x + y

5x + y

200

4a + 2b − a + b

3a + 3b

300

8b - 3x + 10x - 7

8b - 13x - 7

400

9w - 23w + 2 + 7

-14w + 9

500

8u + 23u + 4u - 30

35u - 30

Expressions including decimals and whole numbers

100

how can you solve this equation if x=5    
0.5 + 6x

answer=30.5

200

how can you solve this if y=7
5.5 - 0.5 + 2y

answer=9

300

how can you solve this if x=2
9x + 7 -12.2   x=2

answer=12.8   

400

how can you solve this if x=28
x/8 - 2 + 1.5  

answer=3

500

how can you solve this if x=61
2.5  + 2.5  + x/2  

answer=35.5