Split - word problem - grade

[hikaruw]

Word problem solving.
In order to earn an A in Algebra,Mark must obtain an average score of at least 90. On his first 4 exams Mark scored 94,83,88, and 92. the final exam counts as two test score. what score does Mark need on the final?
can someone help me i dont know were to start.

 

[BigGlenntheHeavy]

Re: word problem

\(\displaystyle \frac{94+83+88+92+x+x}{6} \ \ge \ 90, \ now \ solve \ for \ x.\)