Solve this system of equations: 2x - y = 7 5x + y = 21

1 answer:

7 0

7x= 28 so x is 4 and y is 1.. So (4,1)

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posledela

21 weeks is the answer

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user100 [1]

Answer:

< K = 135

Step-by-step explanation:

< K = 180 - < H

= 180 - 45 = 135

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koban [17]

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jolli1 [7]

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egoroff_w [7]

Answer:

3/2

Step-by-step explanation:

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4 years ago