Question 99866
{{{(80+82+94+71+x)/5=85}}} Start with the given equation



{{{80+82+94+71+x=425}}} Multiply both sides by 5




{{{x+327=425}}} Combine like terms on the left side



{{{x=425-327}}}Subtract 327 from both sides



{{{x=98}}} Combine like terms on the right side


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Answer:

So our answer is {{{x=98}}} 




So the student needs a 98 to have an average of 85