Respuesta :

Dandydestiny

Answer:

a) x = y + 1 or y = x - 1

b) y = 11

Step-by-step explanation:

a) The question shows that y is 1 less than x

or x is 1 more than y

b) From (a) y = x - 1 but x is 12

therefore, y = 12 - 1

y = 11

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