Question

5x+2y=31 3x +7y=36 (a) x>y (C) x2y ΙΛΛ

Bank Exams

Maths

Solution

136

4.0 (1 ratings)

( 3(5 x+2 y=31) ) ( 5(3 x+7 y=36) ) ( 15 x+6 y=91 ) ( frac{15 x+35 y-180}{29 y=-89} ) ( y=3.06 ) subetwere in given equalion ( 5 x+2(3.06)=21 ) ( 5 x=+24.86 ) ( x=4.97 ) lo, ( x+y )