I would first make it 5+-2x and so then you would have I5+-2xI * IxI and then you have I5+ (-2*-4)I*I-4I then you have I5+8I*4 then you would have 13*4 and then your answer is 52 :)
The simplified form is 6x-6
The money altogether is 8.00$
Answer:
.55 difference or 11/20
Step-by-step explanation: hope this helps
(Don't know what the number line looks like)
Convert both to decimals, then subtract