Solve 8x + 5y = 9, 3x + 2y = 4
Multiply 3 on both sides of the equation 8x + 5y = 9,
3(8 x+5 y)=9 x 3
24 x + 15 y = 27 (1)
Multiply 8 on both sides of the equation 3x + 2y = 4,
8(3 x+2 y) = 4 x8
24 x + 16 y = 32 (2)
(2) – (1),we get
y = 5 & x = -2