sydster301 sydster301
  • 01-03-2017
  • Mathematics
contestada

what's the solution to the compound inequality 3x - 8< -5 or 2x - 7 > 5

Respuesta :

bcalle
bcalle bcalle
  • 01-03-2017
3x - 8 < -5 or 2x - 7 > 5
Start with 3x - 8 < -5
add 8 to both sides
3x - 8 + 8 < - 5 + 8
3x < 3
divide both sides by 3
x < 1

2x - 7 > 5
add 7 to both sides
2x - 7 + 7 > 5 + 7
2x > 12
divide both sides by 2
x > 6

Solution: x < 1 or x > 6
(- infinity, 1) U (6, infinity) in interval notation
Answer Link

Otras preguntas

Write two synonyms for this word transform
Which of these quotes from Bret Harte's "The Outcasts of Poker Flat" is most characteristic of the Western genre? A. There was a remembrance of this in his bo
Identify the mixed number that is equivalent to four and three-fifths
Convert the following expressions with rational exponents to the radical form (2x)^5/3
write as a decimal rounded to the nearest tenth. 45/19
Consider the equation: -34 = x² – 14x + 10 1) Rewrite the equation by completing the square. Your equation should look like (x + a)² = b or (x − c)² = d. 2)
What is physical attack
Evaluate each expression for the given values of the variables X-y^3;x=27,y=3
this is due today pls help pls
Solve and explain thank you, Greatly appreciated