Suzanne is 4 years elder to her brother Robert. If sumit of their ages is 22 years, find how old is Suzanne and Robert are?

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  1. s = r+4
    s+r = 22
    now just solve for s and r

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  2. Robert is X yrs. old.
    Suzanne is x+4 yrs. old.

    x + (x+4) - 22.

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