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✏️TEORI BILANGAN

C. 13

Penjelasan dengan langkah-langkah:

4x + 3y = 17 (X1)

X + y = 5. (X3)

⬇️

4x + 3y = 17

3x + 3y = 15

_____________ –

X = 2

=> X + y = 5

(2) + y = 5

Y = 5 – 2

Y = 3

=> NILAI DARI 2X + 3Y

2X + 3Y = 2(2) + 3(3)

= 4 + 9

= 13

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