Question 981564
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M=Maria's age; O=Orlandos's age=M+14yrs
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M+O=30yrs Substitute for O.
M+M+14yrs=30yrs Subtract 14yrs from each side.
2M=16yrs Divide each side by 2.
M=8yrs ANSWER 1: Maria is 8 years old.
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O=M+14yrs=8yrs+14rs=22yrs ANSWER 2: Orlando is 22 years old.
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CHECK:
M+O=30yrs
8yrs+22yrs=30yrs
30yrs=30yrs