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schepotkina [342]
3 years ago
15

Solve the system of linear equations by substitution. x+4y=14 3x+7y=22

Mathematics
2 answers:
natita [175]3 years ago
5 0

Answer:

x=-2

y= 4

Step-by-step explanation:

x=14-4y

42-5y=22

y=4

x=-2

maria [59]3 years ago
4 0
Your answer for the first one will be x=-2 and for the second answer will be y=4
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At a college, 71% of courses have final exams and 45% of courses require research papers. Suppose that 26% of courses have a res
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Answer:

.9 or 90%

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Step-by-step explanation:

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3 0
3 years ago
Pls help ill give brainiest
Zigmanuir [339]

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Step-by-step explanation:

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3 years ago
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Zigmanuir [339]

Answer:

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Read 2 more answers
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