kyleelinden05 kyleelinden05

07-10-2020
Mathematics

contestada

what is the solution to the system of equations? 3x-2y=19 y=x-7
A) (6,-1)
B) (33,26)
C) (1,-6)
D) (5,-2)

Respuesta :

07-10-2020

Step-by-step explanation:

3x - 2y = 19 ...1

Replace y = x-7 in ...1

3x - 2(x-7) = 19

3x - 2x + 14 = 19

x = 19 - 14

= 5

Replace x = 5 in y = x - 7

y = 5 - 7

= -2

(5,-2)

Answer Link

Otras preguntas

Why do junk bonds offer a higher yield than other types of bonds?

What is the volume of a cone that has a radius of 4 cm and a height of 9 cm? Use 3.14 to approximate pi and express your answer in hundredths. ______cm^3

What is the reciprocal of the number ? A. B. C. D.

What is the oxidation state of nitrogen in NaNO2? (1) +1 (3) +3 (2) +2 (4) +4

Which of the following best explains why the United States sent military aid to South Vietnam in the 1950s?

“Jacksonian Democracy” was a time in American history when the laws favored _____ Americans because these Americans held political power. A.) Native B.) Ordinar

American Indians use the Cumberland Gap to a hunt and fish because the area was filled with streams and wildlife bexplore the Southern Mississippi River Valley

Endocrine glands are responsible for A. Stimulating an immune response B. Regulating body activities C. Keeping the brain bathed in fluid D. Controlling body te

states that were New Netherlands established La Salle's claim

Which Viking explorer sailed west from Iceland and set up a colony on a large land mass that he called Greenland? A. Pepin the Short B. Eric the Red C. Rollo th