Answer:
-5 < x < 5
Step-by-step explanation:
|x| < 5
This can be split into two cases: x < 5 and -x < 5 because |x| could be either x or -x depending on whether x is positive, negative, or 0. Solving the second one we get x > -5 so the answer is -5 < x < 5.
Answer:
Step-by-step explanation:
As the line is perpendicular to 
, we know that the slope of the line is 
. As it passes through 
, we know that it should be .
Answer:
1. $1.19
2. $2.25
3. $8.40
4. $120
5. $2.10
Step-by-step explanation:
Multiply the money by the sales tax. Calculators help.
1. C
2. B
Good luck with the rest
Answer:
2 cm per hour
Step-by-step explanation:
1 hour lines up with 2cm
2 hours line up with 4cm
3 hours line up with 6cm
