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7th
-
8th
grade

Mathematics

72%

accuracy

103

plays

User image

7 years

Mathematics

7th -

8thgrade

Calcule cu numere reale reprezentate prin litere - 1

user

103
plays

10 questions

10 questions

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1. Multiple Choice
30 seconds
1 pt
7x + 2x = ... .
9x
5x
-5x
-9x
2. Multiple Choice
30 seconds
1 pt
11a - 3a = ... .
-8a
8a
14a
-14a
3. Multiple Choice
30 seconds
1 pt
9b - 5b = ... .
14b
-14b
4b
-4b
4. Multiple Choice
30 seconds
1 pt
4x² + 9x² = ... .
13x²
-13x²
5x²
-5x²
5. Multiple Choice
30 seconds
1 pt
6a³ - 9a³ = ... .
3a³
-3a³
15a³
-15a³
6. Multiple Choice
30 seconds
1 pt
9x² - 16x²= ... .
-25x²
25x²
7x²
-7x²
7. Multiple Choice
30 seconds
1 pt
24xy - 32xy = ... .
8xy
-8xy
56xy
-56xy
8. Multiple Choice
30 seconds
1 pt
18a²b + 13a²b = ... .
31a²b
-31a²b
5a²b
-5a²b
9. Multiple Choice
30 seconds
1 pt
-14xy² - 19xy² = ... .
33xy²
5xy²
-33xy²
-5xy²
10. Multiple Choice
30 seconds
1 pt
Pentru 1 punct din oficiu, alegeți termenii asemenea.
-2a³b²și 5a²b³
-2a²b³ și 5a³b²
-2a³b²și 5a³b²
-2b²a³ și 5a²b³
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