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

Please help with this also if you know anything else about English and can help let me know
bonjour pouvez vous m aidez?
Two limit question 32.&33. and is multiple choices.
How much simple interest would be paid on a loan of $8140 at 6.12% for 23 days? Round your answer to the nearest cent. Note: Assume 365 days in a year and 30
Solve for x..........................
pls give true answer
На факультете иностранных языков есть три кружка для студентов: кружок испанского языка, французского языка и немецкого языка. В кружке испанскоголязыка занимае
plot the points Start by choosing the coordinate plane that shows a range of x-values you could use to plot these points.
The circumference of the hub cap of a tire is 81.45 centimeters. Find the area of this hub cap. Use 3.14 for pi.
Table 1 Title: /1 mark RESULTS Colour of Liquid Test Tube Beginning of Lab #1 Light - Elodea light yellow #2 Light - Liquid only Light yellow #3 Dark - Elodea l