Brigitta28 Brigitta28
  • 09-02-2022
  • Mathematics
contestada

Find the solution to the system of equations by substitution.
2x - 2y = - 6
y= 2x

Respuesta :

ElmotheTutor
ElmotheTutor ElmotheTutor
  • 09-02-2022

Answer:

x = -2

y = 2

Step-by-step explanation:

Take the value of x from the first equation: x = 2 − 2 y ( 1 ) , and substitute for x into the second: y = 2 ( 2 − 2 y ) + 6 solve for y ; y = 4 − 4 y + 6 y = 10 5 = 2 Substitute back into ( 1 ) and find x : x = 2 − 4 = − 2

Answer Link

Otras preguntas

Jasmine took a cab home from her office. The cab charged a flat fee of $4, plus $2 per mile. Jasmine paid $32 for the trip. How many miles was the cab ride? Can
(Z-6) divided by 3 for z= 15.9
Sean spends 49 minutes doing his homework or about 38% of the total time he will spend. About how long will he spend doing his homework?
Which structure is an example of a phospholipid bilayer? A) DNA B) Ribosomes C) Inner membrane D) Intermembrane space
What is the region where many people became Roman Catholics?
Common law is a system of law based on... A. the practices of the poor people. B. what the king accepted as the common standard. C. laws enacted by the par
Why was the Great Migration such an important part of the Progressive Era? A)It showed the shift from an agricultural based-economy into an industrial- based ec
explain how you compared the fractions 2/6 and 2/3?
List three details about the holocaust
Could you guys please help me with these questions I give thanks