Topic - Cross-Multiplication Method

Cross-Multiplication Method ( 0 Flag as inappropriate

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Mathematics Class X > Pair of Linear Equations in Two Variables > Algebraic Methods of Solving a Pair of Linear Equations > Cross-Multiplication Method

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Q. a part of monthly hostel charges is fixed and the remaining depends on the number of days one has taken food in the mess. When ... 1 Like

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1 answer under Cross-Multiplication... 1 year, 9 months ago

A. let the fixed charges be x and food charges be y. student A : x + 20y = 1000 - 1 student B : x + 26y = 1180 - 2 1-2 : x + 20y - x - 26y = 1000 - 1180 -6y = -180 y = 180/6 y =... link
1 year, 8 months ago

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