Question

Tentukan Himpunan penyelesaian sistem persamaan linier berikut dengan grafik !
2x-y=4
2x+3y=12

Answer 1

Begini6 kali7:*-^'*"

Answer 2

2x-y=4
2.(0)-y=4
-y=4
y=-4

2x-y=4
2x-0=4
x=4/2
x=2
______________
x | 0 | 2 |
y | -4 | 0 |
----------------

2x+3y=12
2.(0)+3y=12
3y=12
y=12/3
y=4

2x+3y=12
2x+3.(0)=12
2x=12
x=12/2
x=6
_____________
x | 0 | 6 |
y | 4 | 0 |