Thebreathoffire
Thebreathoffire Thebreathoffire
  • 20-11-2019
  • Mathematics
contestada

The point (-2, -1) satisfies which of the following inequalities?

1.)2x + 5y - 1 > 0
2.)-2x + 5y - 1 > 0
3.)5x - 2y + 1 > 0
4.)-5x + 2y + 1 > 0

Respuesta :

mirnaxlunam
mirnaxlunam mirnaxlunam
  • 20-11-2019

Answer:

4.)-5x + 2y + 1 > 0

Step-by-step explanation:

  • Substitute -2 for x and -1 for y in each inequality and see if true↓
  1. 2(-2)+5(-1)>0     → -9>0      FALSE
  2. -2(-2)+5(-1)>0    → -1>0       FALSE
  3. 5(-2)-2(-1)>0      → -8>0      FALSE
  4. -5(-2)+2(-1)+1>0 →  9>0      TRUE

Answer Link

Otras preguntas

8[4-x]=7x+2 Solve the equation
Find the compound interest and the total amount after 1 year and 1 month if the interest is compounded quarterly. Principal = £768 Rate of interest - 100% per a
Communist forces definition?
Create a project called CashRegisterClassReview Create a class called CashRegister include the following instance variables itemCount cashRegisterTotal allCashR
What did NOT occur during the Cold War? A Vietnam War B Korean War C The Red Scare D World War II
solve for x round to the nearest tenth if necessary
This recipe makes enough pastry for 10 pasties. Tara has 1.2 kg of flour, 500 g butter and plenty of water. What is the maximum number of pasties she can make?
-6x^3+18x^2-7x-10 divided by x-2
What is the area of this parallelogram? A = 20 ft² A=2123 ft² A=3313 ft² A=4123 ft² i accidentally picked an answer ignore it
Which common design feature among instant messaging clients make them less secure than other means of communicating over the internet