Jawaban:
x = 2
y = 2
z = 3
Penjelasan dengan langkah-langkah:
Diketahui persamaan :
3y = 3x ... (1)
x + z = 5 ... (2)
x = 2 ... (3)
Penyelesaian :
3y = 3x
---------------- ÷3
y = x
Karena x = 2 maka y = 2
substitusikan (3) ke (2)
x + z = 5
2 + z = 5
z = 5 - 2
cmiiw
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Verified answer
Jawaban:
x = 2
y = 2
z = 3
Penjelasan dengan langkah-langkah:
Diketahui persamaan :
3y = 3x ... (1)
x + z = 5 ... (2)
x = 2 ... (3)
Penyelesaian :
3y = 3x
---------------- ÷3
y = x
Karena x = 2 maka y = 2
substitusikan (3) ke (2)
x + z = 5
2 + z = 5
z = 5 - 2
z = 3
cmiiw