Question

Reduce the pair of equations 2 x + 3 y = 13 and 5 x + 4 y = – 2 (x ≠ 0, y ≠ 0) into a pair of linear equations in two variables a and b.

Answer 1

Step-by-step explanation:

2x+3y=13

5x+4y= -2

so x =a,y=b

substitute in it

2a+3b=13

5a+4b=-2

Hence proved...