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Question 1 of 10
1. Question
1. Simplify the expression.
10aÂ â€“Â 9aÂ +Â 4 Â +Â 4 a
CorrectIncorrect 
Question 2 of 10
2. Question
2. Simplify the expression.
4x + 5x + x + x
CorrectIncorrect 
Question 3 of 10
3. Question
3. Simplify the expression.
12xÂ â€“Â 3Â +Â 3Â â€“Â 8x
CorrectIncorrect 
Question 4 of 10
4. Question
4. Simplify the expression.
14Â â€“Â 9 tÂ +Â 4 tÂ +Â 2Â +Â 6 t
CorrectIncorrect 
Question 5 of 10
5. Question
5. Simplify the expression.
8 x Â â€“Â 5 x
CorrectIncorrect 
Question 6 of 10
6. Question
6. Simplify the expression.
9nÂ â€“Â 7 nÂ +Â 2Â +Â 10n
CorrectIncorrect 
Question 7 of 10
7. Question
7. Simplify the expression.
Â s + 9s + s + s + s + s
CorrectIncorrect 
Question 8 of 10
8. Question
8. Simplify the expression.
8 â€“ 8 n + 6 n + 4 + 9 n
CorrectIncorrect 
Question 9 of 10
9. Question
9. Simplify the expression.
17 – 10m – 13 + 14m
CorrectIncorrect 
Question 10 of 10
10. Question
10. Simplify the expression.
y + 8y
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