Question

Question

A student solved the equation:   x+2(x+1)=17


Line 1:   x+2x+1=17


Line 2:   3x+1=17


Line 3:   3x=16


Line 4:   x=163


(3 points)
Put responses in the correct input to answer the question. Select a response, navigate to the desired input and insert the response. Responses can be selected and inserted using the space bar, enter key, left mouse button or touchpad. Responses can also be moved by dragging with a mouse.
Identify the Property used to go from Line 2 to Line 3:   Response area

Which line has a mistake?   Response area 

What should have been the correct answer for the equation?  Response area

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Answer 1

Here are the responses for each of the question areas provided:

1. Identify the Property used to go from Line 2 to Line 3:

   • Response: Subtraction Property of Equality

2. Which line has a mistake?

   • Response: Line 4

3. What should have been the correct answer for the equation?

   • Response: x = 16/3 or x = 5.33 (approximately)

If you need further assistance or clarification on any of these points, just let me know!