Question

Just have a few questions thanks so much!! :)
Which of the following is the correct solution of -2x - 3 ≥ 21?

x ≥ -12

x ≤ 12

x ≤ -12

x ≥ 12

2)What is the solution of 10 = |7 - 3x|?

Answer 1

have you tried it yourself yet?

Answer 2

of course:)

Answer 3

ok. so what do you have so far?

Answer 4

-2x-3>21
-2x-3+3>21+3
-2x>24
-x> 12
my only question is how to change the -x into a positive x because i know you cant have a negative x

Answer 5

everythings right until your third step