TAMYRAG119
TAMYRAG119 TAMYRAG119
  • 08-06-2020
  • Mathematics
contestada

Solve.

-6x - 4y = -32
-2x + 7y = 6

A. (5, 3)

B. (5, 2)

C. (4, 3)

D. (4, 2)

Respuesta :

tatiklisek
tatiklisek tatiklisek
  • 08-06-2020

Answer:

D

Step-by-step explanation:

-6x=4y-32

x=(2(2y-16))/-6

x=(2y-16)/-3

x=(-2/3)*y+16/3

solve for y:

-2((-2/3)*y+16/3)+7y=6

(4/3)y+21/3y+(-32/3)=18/3

(25/3)y=(18+32)/3

(25/3)y=50/3

25y=50

y = 2

solve for x:

-6x - 4y = -32

-6x - 8 = -32

-6x = -24

x = 4

answer: (4, 2)

Answer Link

Otras preguntas

How many solutions can be found for the equation 5r + 10 – 5r = 10? (4 points) Zero One Two Infinitely many
What is the best time for her to begin gathering data to do this calculation
what is the skin stretched across tube in outer ear called
What is the value of time, t, for the given values of distance, d, and rate, r? d = 198 km, r = 36 km/h A. 7128 km B. 7128 h C. 5.5 km D. 5.5 h
What was an outcome of the North Atlantic Treaty?
How do you write 25-0.6 X in an algebraic expression
Why were many african americans drawn to marcus garvey's message and movement?
What was the focus of Washington Irving's writing
Developed countries are facing challenges because their populations are aging due to decreased death rates. increasing due to higher birth rates. losing a sense
Why was the Euglena green in color? What is the name of the specialized body structure that is located at the base of the tail?
good job