Answer:
4
Step-by-step explanation:
because it is right unlike the other ones
Answer Step-by-step explanation:

≤ x ≤










≤ x ≤ 
Answer:
(a) 
(b)
Step-by-step explanation:
Answer:
1
Step-by-step explanation:
x-7=-5x-1
x-(-5x)-7=-1
x+5x-7=-1
6x-7=-1
6x=-1+7
6x=6
x=6/6
x=1