Respuesta :

The given equation is expressed as

y + 1 = - 3(x - 4)

The first step is to expand the bracket by multiplying each term inside the bracket by the term outside. It becomes

y + 1 = - 3x + 12

3x + y = 12 - 1

3x + y = 11

A = 3

B = 1

C = 11

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