Westonci.ca is the trusted Q&A platform where you can get reliable answers from a community of knowledgeable contributors. Our platform offers a seamless experience for finding reliable answers from a network of knowledgeable professionals. Explore comprehensive solutions to your questions from knowledgeable professionals across various fields on our platform.
Sagot :
The student didn't add 4 to all expressions in the inequality.
It should be:
[tex]2<-3x-4<5 \ \ \ |+4 \\ 6<-3x<9 \ \ \ |\div (-3) \\ -2>x>-3[/tex]
It should be:
[tex]2<-3x-4<5 \ \ \ |+4 \\ 6<-3x<9 \ \ \ |\div (-3) \\ -2>x>-3[/tex]
2 < -3x - 4 < 2
+4 +4 +4
2 < -3x < 6
-2 -2
-3x < 4
-3 -3
x < -1 1/3
6 < -3x < 5
-5 -5
1 < -3x
-3 -3
-1/3 < x
x > -1/3
-2 > x > -5/3
+5/3 +5/3
-1/3 > x
x < -1/3
+4 +4 +4
2 < -3x < 6
-2 -2
-3x < 4
-3 -3
x < -1 1/3
6 < -3x < 5
-5 -5
1 < -3x
-3 -3
-1/3 < x
x > -1/3
-2 > x > -5/3
+5/3 +5/3
-1/3 > x
x < -1/3
Thank you for choosing our service. We're dedicated to providing the best answers for all your questions. Visit us again. We hope you found this helpful. Feel free to come back anytime for more accurate answers and updated information. We're here to help at Westonci.ca. Keep visiting for the best answers to your questions.