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0.4x + 0.3y = 1.7; 0.7x + 0.2y = 0.8 Solve using substitution method |
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Answer» 0.4x+0.3y=1.7...(1), Multiply both the equations by 10, we get Multiply (1) by 2 and (2) by 3, From (1):4×2+3y=17 Answer : x=2,y=3 |
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