Question

Solve x + 2y = 134x + 8y = -9

Answer 1

X + 2y = -9 . . . (1)
134x + 8y = -9 . . . (2)

(1) * 4 => 4x + 8y = -36 . . . (3)

(2) - (3) => 130x = 27
x = 27/130

From (1);
27/130 + 2y = -9
2y = -9 - 27/130 = -1197/130
y = -1197/60