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100

18x-2x+x

17x

100

5(k+4)

5k+20

100

4k+12

4(k+3)

100

2(4k+8)-3k

5k+16

100

5h+14+2h

7(h+2)

200

y+y+6+3y+14

5y+20

200

8(6-3y)

48-24y

200

10v-35

5(2v-7)

200

4(9w+5)-8w

28w+20

200

4y+31+2y-1

6(y+5)

300

28+15m-19-7m

9+8m

300

7(7r+9)

49r+63

300

24+60m

12(2+5m)

300

7(f+8)+f-3

8f+53

300

3m+11+7+21m

6(4m+3)

400

77w+15w+31-26w+w-18

67w+13

400

1/4 (28n+44)

7n+11

400

27+54q

27(1+2q)

400
3(5n+7)-11n+2

4n+23

400

k+19+8k+k+11

10(k+3)

500

41h+27-9h+5-8h-14+h

25h+18

500

0.2(5x-8y)

x-1.6y
500

48h+64

16(3h+4)

500

25c+9(3-2c)

7c+27

500

55+43w+7+10-5w+7w

9(8+5w)