| 1. |
20 + 16 = 12 + x
20 + 16 =12 ×
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| 2. |
15 × 6 = 10 × p
15 × 6 = 10 ×
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| 3. |
30 + 12 = 7 × h
30 + 12 = 7 ×
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| 4. |
54 = k + 16
54 =
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| 5. |
5 × (4 + 3) = t
5 × 7 =
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| 6. |
(3 × 4) + w = 20
12 +
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| 7. |
51 = n + 30
51 =
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| 8. |
35 − m = 7
35 −
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| 9. |
s − 12 = 9
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| 10. |
y = 3 × 8
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| 11. |
33 ÷ d = 11
33 ÷
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