Diketahui sistem persamaan linear

Jawaban:

aku bantu yaa

2x+3y=4 | ×3 | 6x +9y = 12

3x+2y=1 | ×2 | 6x +4y = 2

__________-

5y = 10

y = 2

2x +3y = 4

2x +3.2 = 4

2x + 6 = 4

2x = 4-6

x = -2/2

x = -1

ditanya, nilai x+3y =?

x +3y =

-1 + 3.2 = -1 + 6 = 5.

semoga membantu ya dik^^