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Решите систему уравнений: 1)4х+3у=-7 2х-у=9 2)5х+6у=3 х-2у=-9 3)6х+у=-1 12х-7у=61 4)х-4у=-42 9х+8у=62

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Ответы

vainshakov
1.х=-10,y=11
2.х=15,y=3
3.х=1,y=-7
4.x=-2,y=10
Станислав Роман994

рррннр және қаласы бойынша мемлекеттік кірістер департаменті оңайлатылған және

Объяснение:

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platan3698952

рррннр және қаласы бойынша мемлекеттік кірістер департаменті оңайлатылған және

Объяснение:

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Решите систему уравнений: 1)4х+3у=-7 2х-у=9 2)5х+6у=3 х-2у=-9 3)6х+у=-1 12х-7у=61 4)х-4у=-42 9х+8у=62
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