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GREYUIT [131]
3 years ago
10

If you substitute 3 for x what is the matching value for y? -3x-y=-7

Mathematics
1 answer:
Mnenie [13.5K]3 years ago
6 0

-3(3) - y = -7

-9- y = -7

add 9 to each side -y = 2


y=-2

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