tentukan hasil dari :
4x + 3y = 17
3x + 2y = 12
mohon bantuannya :)
4x + 3y = 17
3x + 2y = 12
mohon bantuannya :)
Jawaban:
Penyelesaian :
4x + 3y = 17 |× 3| 12x + 9y = 51
3x + 2y = 12 |× 4| 12x + 8y = 48 -
1y = 3
y = 3/1
y = 3
4x + 3y = 17
4x + 3(3) = 17
4x + 9 = 17
4x = 17 - 9
4x = 8
x = 8/4
x = 2
x, y = {2, 3}
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