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xenn [34]
3 years ago
7

John is 2 years younger than 3 times his sisters age, how old is his sister? Defineyour varieble and solve your equation.

Mathematics
1 answer:
Ann [662]3 years ago
4 0
You need his sisters age to solve the problem. if y is the sisters age and x is Johns age, then the equation is
3y-2=x
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