Mathematics
Junior High
等式変形がわかりません。誰か教えてください
3 S
3 次の等式を, [ ] 内の文字について解きなさい。
(1) 3a+b=9
(2) a=2πb
6:9 [9]
(3) 4x-y=8
(4) 0=2(a+36)
(5) 2a+10b=6
(6) 2x-y=5
y =8
(8) 2a=3(b-c)
a+b+c
4x+3y
=u (OI)
フォ020一" (6)
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