sidneyrider sidneyrider
  • 03-02-2021
  • Mathematics
contestada

solve by substitution y=-3x-19 and 5x+8y =0

Respuesta :

crystivia
crystivia crystivia
  • 03-02-2021

Answer:

x=-8, y=5

Step-by-step explanation:

y=-3x-19

5x+8y =0

Substituting -3x - 19 into y makes the second equation:

5x+8(-3x - 19) = 0

5x - 24x - 152 = 0

-19x = 152

x = -8

Plugging -8 into x, our first equation becomes:

y = -3(-8) - 19

y = 24 - 19

y = 5

Answer Link
Hiiiiiiiiiiiiiiiie Hiiiiiiiiiiiiiiiie
  • 03-02-2021
X is 8 and y is 5, have a nice day:)
Answer Link

Otras preguntas

¿Que es la humanización?
There are 9 roses and 7 diasies. What is the ratio of roses to daisies?
Which is considered a major contribution of Mesopotamian civilization? A. They discovered how to cultivate cotton. B. They invented a complex system of writing
What part of the body must Cupid's arrows hit to be effective?
Mrs.Morales wrote a test with 15 questions covering spelling and vocabulary.spelling questions (x )are worth 5 points and vocabulary questions (y)are worth 10 p
There are 9 roses and 7 diasies. What is the ratio of roses to daisies?
Doctors do not administer vaccinations to people who are too sick. Which best explains why? A. The weakened or dead form of the pathogen may not have any effect
PLEASE HELP I GIVE THANKS
In three math tests, you score 91,95, and 88 points. How many points must you score on the fourth test to have an A average, or at least 90 points?
7 2\3+ (5 1\6-1 5\9)