Question

Solve the equations 3x +2y=11 2x + 3y=4

JEE/Engineering Exams

Maths

Solution

4.0 (1 ratings)

To eliminate ( y, text { we have to make the coefficients of } y text { in ( } i) ) and (ii) equal. Multiplying (i) by ( 3, ) we get [ 9 x+6 y=33 ] Multiplying (ii) by ( 2, ) we get [ 4 x+6 y=8 ] Subtracting (iv) from (iii), we have [ begin{array}{ll} & 5 x=25 therefore & x=5 end{array} ]