Mathematics
Junior High

波線引っ張ったところってどうなってますか?
何がどうなってそうなるかわかりません

=x+2.cy++3.c+3y-10 (2)(a+26-3)。 ={(a+26)-3} = (a+26)?-6(a+26)土2 (3) (エ+ ={z- ニ =ポ- =a+4ab+4bが-6a-126+9 =ー
因数分解

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