Mathematics
Senior High

½—(4a-¹∕₃ax)(10a-²/₃ax)=4/9a²の式の解き方がわかりません。

(40) (10-3ax)= 4.2 (12-x) (30-2x) =8…④ (x-12) (x-15)=4 2 Roa 』x"-27x+176=0 (x-11)(x-16)=0 Opt x=11, 16 s

Answers

両辺9倍→両辺a²で割る→両辺2倍
すれば④の式になるかと

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