Respuesta :

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The answer is X= 2a+2

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Answer:

a = 1/2x - 1

Step-by-step explanation:

-8a + 3a = -9a + 2x - 4

-8a + 3a + 9a = 2x - 4

4a = 2x - 4

a = (2x - 4) ÷ 4

a = 1/2x - 1