Mathematics, 09.10.2019 10:30 jaass28
Pam is playing with red and black rocks. the number of red rocks she has is three more than twice the number of black rocks she has. she has 42 rocks in all. how many red rocks does pam have? * a)13 b) 15 c)29 d)33
i'm not sure what i'm doing wrong ,because i'm not getting any of these answers.
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Pam is playing with red and black rocks. the number of red rocks she has is three more than twice th...
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