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

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

Why were the steel plow in the mechanical Reaper important inventions?

In a right-angled triangle, the side opposite the right angle is unknown, how do you find out the unknown length? (Hypotenuse I think)

fun facts about Uranus the planet?

How was society organized in the Middle Ages?

How did world war 1 contribute to the collapse of the Russian monarchy?

A molecule of nitrogen gas consists of two nitrogen atoms joined together. Write the formula of nitrogen gas.

Identify true statements. (a) A sequence is either arithmetic or geometric. (b) An arithmetic sequence is either increasing or decreasing if common difference i

Why was nature so important to Anne Frank? (The Diary of Anne Frank) Please help!!!

The school concert raised $1360 from the sale of 400 tickets. If adult tickets cost $5 and student tickets $3, how many student tickets were sold?How many stude

Which term describes the example below? A child with a widow’s peak has a mother who is homozygous dominant for a widow’s peak and a father who is homozygous do