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

What does the value of collateral or down payment affect

Least to greatest 11/200, 0.044, 6/125, 0.06, 4%

A circle has a radius of about 12mm. which measurement is closest to the circumference of the circle? a 37.7 mm b 75.4 mm

During the jacksonian era, and for the first time in american political history ______.select one:a. whigs won a majority in congressb. a president assumed his

Which two spheres interact to produce waves and currents?

Generalizing from the discussion of piaget, what is the best way to teach children math? give students extra drills and worksheets. illustrate mathematical prin

How does the flow of energy through an ecosystem differ from the flow of carbon, phosphorus, nitrogen, and water?

In two or more complete sentences, compare the number of x-intercepts in the graph of f(x) = x2 to the number of x-intercepts in the graph of g(x) = -x2 -5. Be

Write a system of linear equations that does not have a solution. Write each equation in y = mx + b form and explain why it does not have a solution.

can someone help me im having a hard time understanding this