Помогите помогите!!!!!!!!!!!!!!!!!!!!!!!!!!!!​

Question

Помогите помогите!!!!!!!!!!!!!!!!!!!!!!!!!!!!​

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Answer 1

1) y= -2,5x

y= -10

-10=-2,5x

x=4

2)

x=4

3) y=3,5x

y= -3,5

-3,5=3,5x

x=-1

4)

x=2