Q2 of 92 Page 71

Let us express the variable y of the equation in term of the variably x.


Taking L.C.M


⇒ 2y + 7x = xy


⇒ 7x = xy - 2y


⇒ 7x = y(x - 2)



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4

Let us solve the following linear simultaneous equations in two variables by the method of elimination:

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Let us express the variable x of the equation in term of the variable y.

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Let us solve the following simultaneous equations by the method of comparison and check whether the solutions satisfy the equations.

2(x – y) = 3


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Let us solve the following simultaneous equations by the method of comparison and check whether the solutions satisfy the equations.