Kellie currently has an average of 75 in her English class. If her grade is the mean of all her assignments, what would a grade
1 answer:
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For this case we have the following expression:
Rewriting the expression we have:
1) First we subtract the numbers within the parenthesis:
2) Then, we solve the exponents:
3) Then, multiplication:
4) Finally, the addition of numbers is made:
Answer:
the value of the expression is:
B: 29