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shutvik [7]
2 years ago
12

10x + 9y = -17 10x – 2y = 16 what is the solution

Mathematics
1 answer:
Ivan2 years ago
3 0

Answer:

x = 1 and y = -3

Step-by-step explanation:

Subtract eqn 1 from eqn 2

11y = - 33

y = -3

Substituting y into eqn 2...

10x - 2(-3) = 16

10x +6 = 16

10x = 10

x = 1

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