please solve these 13 questions
Find the values of the letters in the following and give reasons for the steps involved(1-12)
1. 4A+35=B2
2. 5A+79=CB3
3. 42A+2A5=A02
4. AA+AA=BA8
5. 18A+BA7=CB2
6. A21B+1CAB=B496
7. B345+C9BA=8BA2
8. 476A-D2B9=1C89
9. 2A×3A=B74
10. AB×AB=6AB
11. AA×4A=9A4
12. A)3BC(5D
-30
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5C
-5C
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X
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*right answer will be mark as braniliest
and please if possible do solution on a notebook
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OK trying buy the way Good Evening
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