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kodGreya [7K]
3 years ago
13

5x - 2y = 21

Mathematics
1 answer:
kifflom [539]3 years ago
6 0

Answer:x=4 y=-1/2

Step-by-step explanation:

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Step-by-step explanation:

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What does this equal?
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Answer:

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Step-by-step explanation:

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1. remove the parentheses (when there’s - in front of an expression  in parentheses  change the sign of each term of the expression)

2x²y² + x²y + xy² + 3-x²y² - x²y² - x²y + xy - 2y²

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Step-by-step explanation:

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3 years ago
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3 years ago
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Help fast pleaseee<br> NO RANDOMS
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Answer:

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Step-by-step explanation:

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