Respuesta :

Answer:

x = -3.2

Step-by-step explanation:

Expand brackets

-7.8x - 50.7 = -25.74

Make x the subject of the equation by adding 50.7 on both sides

-7.8x = -25.74 + 50.7

-7.8x = 24.96

24.96/-7.8 = x

x = -3.2

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