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月 日( )
● 次の方程式を解きなさい [0E4-10]
(1) | | | | | | | | | | | | | | | 1.8 | x | − | 0.8 | − | 0.2 | x | = | −0.4 | x | + | 1.2 | | | | | | | | | | | | | | |
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(2) | | | | | | | | | | | | | | | −0.4 | x | − | 0.2 | x | + | 1.8 | = | −0.2 | x | + | 1.84 | | | | | | | | | | | | | | |
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(3) | | | | | | | | | | | | | | | −1.8 | x | + | 1.3 | − | 0.9 | x | = | 0.1 | x | + | 2.14 | | | | | | | | | | | | | | |
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(4) | | | | | | | | | | | | | | | −0.5 | + | 1.1 | x | + | 1.1 | x | = | 0.3 | x | + | 1.97 | | | | | | | | | | | | | | |
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(5) | | | | | | | | | | | | | | | 0.8 | + | 0.1 | x | = | −0.2 | x | + | 0.9 | x | + | 0.14 | | | | | | | | | | | | | | |
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