181k views
4 votes
Please I NEED HELP AS SOON AS POSSIBLE! Two students were given the same problem of 2x - 4 = 6 to solve . Student A got an answer of x = 5 and Student B got an answer of x = 7 7. Which student is correct and what mistake did the other student make when solving for x? Explain your answer and refer to the work (below) that each student showed for their solution .

Please I NEED HELP AS SOON AS POSSIBLE! Two students were given the same problem of-example-1

2 Answers

7 votes
Student A is right and B make a mistake
User Chris Visser
by
6.7k points
5 votes

Answer:

Student A is correct and student B made the mistake

Explanation:

Student B divided 2 on both sides before subtracting four, when they should've done it the other way around: add four on both sides and then divide by 2 to solve for x

User WYi
by
6.9k points