2x-y=14 dan 8x+3y=56
Matematika
Ays111
Pertanyaan
2x-y=14 dan 8x+3y=56
1 Jawaban
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1. Jawaban Eli3173
2x - y = 14
y = 2x - 14
8x + 3y = 56
8x + 3(2x - 14) = 56
8x + 6x - 42 = 56
14x = 56 + 42
14x = 98
x = 7
y = 2x - 14
y = 2.7 - 14
y = 14 - 14
y = 0