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I seriously need help.-example-1

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Let's go:


y = ax + b


{5 = 4a + b

{15 = - 6a + b


{5 = 4a + b

{- 15 = 6a - b

10a = - 10

a = - 1


5 = 4a + b

4.(-1) + b = 5

b - 4 = 5

b = 9


- 1; 9


y = -1x + 9


I hope I helped you.

User Dilia
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