Tentukan grafik dari (4x + 3y = 30 (x + y = 9
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Tentukan grafik dari (4x + 3y = 30
(x + y = 9
(x + y = 9
1 Jawaban
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1. Jawaban maulina58
x + y = 9
9 + y = 9
y = 9-9
y = 0
0 + y = 9
y = 9-0
y = 9 (0, 9)
y =0 => x + y = 9
x +0= 9
x = 9 (9, 0)
x =0 => 4(0) +3y = 30
3y = 30
y = 30/3
y = 10 (0, 10)
y =0 => 4x + 3(0) = 30
4x = 30
x = 30/4