Mathematics
Junior High
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答えは2枚目の写真ですが、3枚目の写真の答えはダメなんですか？
■ ⑥ 4x-3y=15 をyについて解きなさ
6
65
[%]
い。
[
●次の⑦、⑧の連立方程式を解きなさい
(千葉)
]>
⑥y=
4x-15-
3. FEDE
~34 = -4x+15
y=1/2x-5
3
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