(42n+35m+7)-(-50m-20n+9) ???
Matematika
Divatiara23
Pertanyaan
(42n+35m+7)-(-50m-20n+9) ???
1 Jawaban
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1. Jawaban fatimah3085
42n + 20n + 35m + 50m + 7 - 9
= 62n + 85m - 2