Question

If x €R please tell me the answer.i want it urgently.

-3 <=3-2x <=9.

Answer 1

Answer:

2x=9-3

2x=6

x=3

please mark as brainliest

Answer 2

add -3 on every sides

-3+-3<=-3+3-2x<=-3+9

-6<=-2x<=6

divide by -2 on every sides

-6/-2=-2x/-2=6/-2

sign reverses

3>=x>=-3

therefore X lies between -3 and 3.