Hello I am new here and I need some help on this math problem right here
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Ello.. ✌✌
- 9 (2 - r) = 45
=> - 18 + 9 r = 45
=> 9 r = 45 + 18
=> 9 r = 63
=> r = 63/9
=> r = 7
Right answer is + 7 .
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