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Natalija [7]
2 years ago
6

7x - y = - 1 (7x + 3y = - 25)

Mathematics
2 answers:
Otrada [13]2 years ago
8 0

Answer:

x = -1

y = -6

Step-by-step explanation:

7x - y = -1 -> y = 1 + 7x

7x + 3y = - 25

Put y = 1 +7x -> 7x + 3(1 +7x) = -25

-> x = -1

-> y = -6

Feliz [49]2 years ago
7 0

Answer:(-1,-6)

Step-by-step explanation:

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Phylum of the gymnosperms includes only a single living species is called
Drupady [299]

Answer: Conifers

Step-by-step explanation:

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8 0
3 years ago
Given k // l, what can you conclude about these triangles? Check all that apply.
olasank [31]

Answer:

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Step-by-step explanation:

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8 0
4 years ago
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lana [24]

Answer:

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Step-by-step explanation:

that is the answer

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7 0
3 years ago
PLS HELP ME WITH THIS <br> will be reporting answers that don't actually help lol
Dmitry [639]

Answer:

x=3/radical2,-3/radical2,3/4

Step-by-step explanation:

By factoring you get

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5 0
3 years ago
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juin [17]
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3 years ago
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