Respuesta :

Larrysammz

Answer:

2

Step-by-step explanation:

-42x + 84 = 0

Subtract 84 from both sides

-42x +84-84= 0- 84

-42x = -84

Divide 42 from both sides

-42x /-42 = -84/-42

Minus divide by minus equals to addition

X = 2

muneebfurqan7

Answer:

2

Step-by-step explanation:

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