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Solve \(\frac{{\left( {1 - 9y} \right)}}{5} = \frac{{\left( {19 - 3y} \right)}}{8}\)1. - 87/572. 77/673. 87/574. None of these |
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Answer» Correct Answer - Option 1 : - 87/57 Calculation Doing cross multiplication , we get ⇒ 8(1 - 9y) = 5(19 - 3y) ⇒ 8 - 72y = 95 - 15y Add both sides by 15y, we get ⇒ 8 - 72y + 15y = 95 - 15y + 15y ⇒ 8 - 57y = 95 Subtract bothsides by 8 , we get ⇒ 8 - 57y - 8 = 95 - 8 ⇒ - 57y = 87 ⇒ y = - 87/ 57 ∴ the required value of y = - 87/57 |
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