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Y=x-4
- 2x + y = 18​

1 Answer

1 vote

Answer:

x = -22

Explanation:

-x - 4 = 18

-x - 4 + 4 = 18 + 4

-x = 22


(-x)/(-1) = (22)/(-1)

x = -22

answered
User Temelm
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