Mathematics
Junior High
Resolved
この問題分からないので教えてください!!
次の計算をしなさい。
(1) (-4c)÷12.xy×9.cy° (山形県〉
(3) (7a+b)-5(a-26) 〈和歌山県)
(5) (x-3y)(3r+2y) 〈大阪府)
(2)(6.°y+4.ry°)+2.cy
(富山県〉
6.c-y_z+y
〈鹿児島県)
2
(6) (x-3)°ー(x+4)(x-4) 《愛媛県)
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