Patrick B. answered 06/18/19
Tutor
4.7
(31)
Math and computer tutor/teacher
-20 < 3x+1 < 10
-21 < 3x < 9 <--- subtracts 1
-7 < x < 3 <--- divides both sides by 3
Patrick B. answered 06/18/19
Math and computer tutor/teacher
-20 < 3x+1 < 10
-21 < 3x < 9 <--- subtracts 1
-7 < x < 3 <--- divides both sides by 3
Get a free answer to a quick problem.
Most questions answered within 4 hours.
Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.