2 years ago

Solving systems by elimination with multiplication: 8x+7y=20 and 4x-4y=-20

1 answer:

3 0

If you put 0 in the place of x or y, which every one you choose, it will cancel it or and you can just divide the number next to it by the answer (-20, 20). Take it one step at a time, don't try to do both at the same time.

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bija089 [108]

Answer:

3.7

Step-by-step explanation:

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lilavasa [31]

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Diano4ka-milaya [45]

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2 years ago

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marysya [2.9K]

Answer:

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Step-by-step explanation:

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saw5 [17]

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