Qstnid -A-16- 6(6x - 5) - 5(7x - 8) = 12(4 - X) = 1 - 14: Linear Equations In One Variable Class 8 Maths - Icse-viii-mathematics

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ICSE-VIII-Mathematics

14: Linear Equations in one Variable Class 8 Maths

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Qstn# A-16 Prvs-Qstn Next-Qstn

#16
6(6x - 5) - 5(7x - 8) = 12(4 - x) = 1
Ans : 6(6x - 5) - 5(7x - 8) = 12(4 - x) + 1
⇒ 36x - 30 - 35x + 40 = 48 - 12x + 1
⇒ x + 12x = 49 - 10
⇒ 13x = 39
⇒ x = 19/13
⇒ x = 3