Register

A student evaluated -4 + x for x = 9 1/2 and got an answer of 5 1/2. What might the student have done wrong?

A student evaluated -4 + x for x = 9 1/2 and got an answer of 5 1/2. What might the student have done wrong?
89.8k views
5 votes
A student evaluated -4 + x for x = 9 1/2 and got an answer of 5 1/2. What might the student have done wrong?

User Ahsan Kamal
by
7.7k points

2 Answers

0 votes
The student did not complete the BEDMAS formula properly
User JoeCarpenter
by
8.0k points
5 votes
-4+x=9.5
x=13.5

The student might have subtracted 9.5-4, which results in the answer 5.5. The correct answer is 13.5.
User Webschnecke
by
9.1k points
← Prev Question Next Question →

No related questions found

Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
A bathtub is being filled with water. After 3 minutes 4/5 of the tub is full. Assuming the rate is constant, how much longer will it take to fill the tub?
Link Copied!