Qstnid -A-7- (X - 8)/5 = (X - 12)/9 - 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

with Solutions -

Qstn# A-7 Prvs-Qstn Next-Qstn

#7
(x - 8)/5 = (x - 12)/9
Ans : ⇒ 9(x - 8) = 5(x - 12) (by cross multiplication)
⇒ 9x - 72 = 5x - 60
⇒ 9x - 5x = -60 + 72
⇒ 4x = 12
⇒ x = 12/4
⇒ x = 3