Plisss sama caranyaa

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Plisss sama caranyaa​

Jawab:

Penjelasan dengan langkah-langkah:

x + y + z = 37

z – x = 3 …….(-)

—-

2x +y =  34

x – y = 8……. (+)

3x = 42

x = 14

y = x – 8

y = 6

z – x = 3

z = 17

x+ y + z = 14 + 6+ 17 = 37

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