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natta225 [31]
3 years ago
8

-7x + 2y = -5 y = -7x + 8 explain how please

Mathematics
1 answer:
Fiesta28 [93]3 years ago
7 0

Answer:

x = 1 and y =1

Step-by-step explanation:

y = -7x + 8

sub into other eq

-7x + 2(-7x + 8) = -5

-7x - 14x + 16 = -5

-21x = -21

x - 1

y = -7(1) + 8

y = 1

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