smartunicorn
smartunicorn smartunicorn
  • 23-02-2017
  • Mathematics
contestada

Solve the inequality 2x - 3 < x + 2 ≤ 3x + 5. Show your work.

Respuesta :

thatcommondumbgirl
thatcommondumbgirl thatcommondumbgirl
  • 23-02-2017
2x − 3 < x + 2 
x − 3 < 2 
x < 5 

x + 2 ≤ 3x + 5 
 2 ≤ 2x + 5 
 -3 ≤ 2x 
 -3/2 ≤ x 

Answer: -3/2 ≤ x < 5
Answer Link
lina3hansen
lina3hansen lina3hansen
  • 01-12-2019

Answer:

-3/2 ≤ x < 5

Step-by-step explanation:

2x - 3 < x + 2 ≤ 3x + 5

2x - 3 < x + 2  

2x - x -3 < x - x + 2

x - 3 < 2  

x - 3 + 3 < 2 + 3

x < 5  

x + 2 ≤ 3x + 5  

x - x + 2 ≤ 3x - x + 5

2 ≤ 2x + 5  

2 - 5 ≤ 2x + 5 - 5

-3 ≤ 2x  

(1/2) -3 ≤ 2x (1/2)

-3/2 ≤ x  

-3/2 ≤ x < 5

Answer Link

Otras preguntas

what s a defining feature of a system?
Alyssa observed a flock of small birds in her yard. The birds visited a pair of feeders that her parents put out for them and splashed in the birdbath. Which qu
56 gallons equals how many Q
three locations where new Greek colonies began:
write equivalent expressions for each: A. 2X+5X+7-3 B. 4X-2Y=10X C. 2P+12+2P-8
A point is reflected across the x-axis. The new point is (7.5,6). What is the distance between these two points?
can a tank of oxygen gas ever be half empty? explain
Which interdisciplinary branch of biology most likely invented the electrocardiogram, which is used to measure heart activity?
78 children attended a trip to California Adventure. 60 of them were boys. Find the ratio of the number of boys to girls, and express this ratio in all three fo
A box can hold 4 books. How many books can 5 boxes hold