katebrose
katebrose katebrose
  • 05-09-2019
  • Mathematics
contestada

i need help with number 21 please thank you

i need help with number 21 please thank you class=

Respuesta :

meredith48034
meredith48034 meredith48034
  • 05-09-2019

Answer:

21. |x - 5| < 20

x - 5 < 20

x < 25

-(x - 5) < 20

-x + 5 < 20

-x < 15

x > -15

22. |x + 4| > 13

x + 4 > 13

x > 9

-(x + 4) > 13

-x - 4 > 13

-x > 17

x < -17 or x > 9

Answer Link

Otras preguntas

A train schedule is an everyday, real-life example of an array. Identify at least four more.
You go to the grocery store every 4 days. Your friend goes to the grocery store every 10 days. If you and your friend both go to the grocery store today, when w
A fish tank is 27.7 in. long, 15.7 in wide, and 14.0 in high. What is the maximum volume of water, in liters, that the fish tank can hold? 1.00 inch Maximum vol
When an atom gains a valence electron, it becomes a(n) _____________ ion. A,positive B, negative C, neutral D, polyatomic
What category can all substance be classified
One kind of SS-3xX steel alloy has a melting point of 1450°c. Its specific heat = 0.46 J/g°C, and its heat of fusion 270 J/g. For a 200 kg block of this steel,
How many significant figures are in the number 230.0? 04 Nw
S=2×πrh, solve for r. I got S/2xh=r is that right?​
6t - 5 + 5t = 105 (t = 4; t = 7;t = 10)
spanish question pt 1