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Marta_Voda [28]
2 years ago
13

Solving systems of equations using substitution. y=2x+8. y=5-x

Mathematics
1 answer:
kherson [118]2 years ago
4 0

Answer:

(x, y) = (-1, 6)

Step-by-step explanation:

y = 2x + 8

y = 5 - x

Substituting the second equation into the first equation, we get:

5 - x = 2x + 8

5 = 3x + 8

-3 = 3x

x = -1.

So, y = 5 - (-1).

Simplifying, we get:

y = 6.

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