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3x-4y=7 and x+cy=13,for what 'c' the equations not have a solution A.3/4 B.4/3 C.-4 D.-4/ |
| Answer» 3x-4y=7 and x+cy=13,for what 'c' the equations not have a solution A.3/4 B.4/3 C.-4 D.-4/ | |