(1) 3х - 4y = 10; 4х + Зу = 5
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Answered by
8
☺answer:
X=2
Y= –1
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Answered by
2
Step-by-step explanation:
multiply 1 by 4,
12x -16y = 40
multiply 2 by 3,
12x + 9y =20
-25y = 20
y = -4/5
3x + 16/5 = 10
3x = 10 - 16/5
3x = 34/5
x = 34/15
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