Emma2947292 Emma2947292
  • 04-02-2021
  • Mathematics
contestada

Use substitution to solve the system.
-5x + 3y = 19
x = 3y - 11

Respuesta :

Anisatunizzati
Anisatunizzati Anisatunizzati
  • 05-02-2021

Answer:

x = -2

y = 3

Step-by-step explanation:

-5x + 3y = 19

x = 3y - 11

-5x + 3y = 19

-5(3y - 11) + 3y = 19

-15y + 55 + 3y = 19

-15y + 3y + 55 = 19

-12y + 55 = 19

-12y = 19 - 55

-12y = -36

y = -36/-12

y = 3

x = 3y - 11

x = 3(3) - 11

x = 9 - 11

x = -2

Answer Link

Otras preguntas

Determine the empirical formulae of the compounds which contain: 9.39g P, 0.61 g H ​
If you add acid or base to a buffer how will the ph change?.
Which of the following words is a comparative adverb? O A. Smallest O B. Friendlier O C. More steadily O D. Most happily
What is 212 of 78 please HELP MEEEEEE
PROVE THESE TRIANGLES ARE CONGRUENT ‼️ASAP!!! BRAINLIEST!!‼️ PLS HELP + EXPLAIN!!! Thx!
Dave has a board that is 3 1/4 feet long. He cut off 1 7/8 feet from the board. How long is the remaining piece of board?
where was the first war located...
Use a translation rule to describe the translation of ABC that is 6 units to the right and 10 units down.​
Write the correct form of the boldfaced verb in the imperfect tense based on the subject 1. Vemos a los chicos. d. mi amigo y yo a. yo b. él e ellos c. vosotras
List 2 whole numbers that 1 can multiple to get to 125