Question

.Solve for x and y
15 + 22 =5; 40 + 55 = 13, ≠ ≠ −

Answer 1

where is x and where is y???

Answer 2

Step-by-step explanation:

i) 15 + 22 = 5.

solve,

(22-15) - 2 = 5.

ii) 40 + 55 = 13.

solve,

(55-40) - 2 = 13.

now, If, x + y = z

so, z = (y-x) -2.

I mind it is a helpful answer.

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