Combing Like Terms
Distributing a Number across brackets
Distributing a Variable across brackets
Distributing Numbers and Variables across brackets
100

7a+6b+2a+1b=

9a+7b

100

7(x+8+2x)

21x=56

100

x4(x4+2) 


x8+2x4

100

4a3(2a2+5)

8a5+20a3

200

1a+2b+3c+2a+2c+6b

3a+8b+5c

200

4(x+7)

4x+28

200

x3(2+5x)

2x3+5x4

200

6a6(2a3+3a)

12a9+18a7

300

8b-4b+8a-1a

4b+7a

300

6(2x+6)

12x+36

300

x4(2x+6)

2x5+6x4

300

7a(2a6+3a4)

14a7+21a5