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OpenStudy (anonymous):
Maria is three times as old as Joel. In 6 years, maria will be twice as old as Joel. How old is Maria now?
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OpenStudy (anonymous):
|dw:1346195146575:dw|use these two equation to find M and J. (STEP I) from the first equation we have M = 3J, plug this value of M into the second equation and solve for J. (STEP II) After you have the value of J use M = 3J to get the value of M. Here M is Maria's current age and J is Joel's current age.
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