A student solved the equation: x+2(x+1)=17
+
2
(
+
1
)
=
17
Line 1: x+2x+1=17
+
2
+
1
=
17
Line 2: 3x+1=17
3
+
1
=
17
Line 3: 3x=16
3
=
16
Line 4: x=163
=
16
3
(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
Distributive PropertyCombine like termsSubtraction Property of EqualityMultiplication Property of EqualityLine 1Line 2Line 3Line 4No solutionx = 5x = 45x = 15
Skip to navigation
Item
1
, Unattempted.
Item
2
, Fully Attempted.
Item
3
, Fully Attempted.
Item
4
, Fully Attempted.
Item
5
, Fully Attempted.
Item
6
, Fully Attempted.
Item
7
, Fully Attempted.
Item
8
, Fully Attempted.
Item
9
, Fully Attempted.
Item
10
, Fully Attempted.
Item
11
, Fully Attempted.
Item
12
, Fully Attempted.
Item
13
, Fully Attempted.
Item
14
, Fully Attempted.
Item
15
, Fully Attempted.
Item
16
, Fully Attempted.
Item
17
, Unattempted.
PreviousReview
Identify the Property used to go from Line 2 to Line 3: Distributive Property
Which line has a mistake? Line 4
What should have been the correct answer for the equation? x = 5