Question

solucionar por reduccion
x+2y=5
4x- 6y=6

Answer 1

x+2y=5*6
4x-6y=10*2

6x+12y=30
8x-12y=20
14x+0=50

x=50/14
x=25/7

4x-6y=10
-6y=10-4x
y=10/6-4/6x
y=10/6-50/21
y=255/63