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NNADVOKAT [17]
3 years ago
7

Consider the linear system of equations. y = –x + 9 y = 0.5x – 6 If the solution is (a,–1), what is a? a =

Mathematics
1 answer:
timofeeve [1]3 years ago
4 0

Answer:

a = 10

Step-by-step explanation:

From the solution given, x = a and y = -1

Substitute for x and y in either of the equations

y = -x + 9

-1 = -a + 9

a = 9 + 1 = 10

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Step-by-step explanation:

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2 years ago
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6 0
3 years ago
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