Question

Resuelve 2x-1y=0, 3x+1y=5......2x+1y=24, 4x+3y=6

Answer 1

》2x-1y=0
3x+1y=5 sumamos ambas ecuaciones
5x=5
x=1
y=2
》2x+1y=24......ec.1
4x+3y=6.......ec.2
multiplicamos ×(-3) la ec.1
-6x-3y=-72
4x+3y=6
-2x=-66
x=33
y=-42