Cho A/b=c/d Chứng Minh 2a+3b/2c+3d=2a-3d/2c-3d

cho a/b=c/d chứng minh

2a+3b/2c+3d=2a-3d/2c-3d

Answer:

hirap naman niyan. wala bang mas madali lang?

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