Respuesta :

Solution:

According to the problem, the linear equation would be:

[tex]C(X)=101+9(x-1990)[/tex]

now, if x=2013, the tuition will be:

[tex]C(2013)=101+9(2013-1990)=101+9(23)[/tex]

this is equivalent to

[tex]C(2013)=101+9(23)=308[/tex]

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