jazrodriguez
jazrodriguez jazrodriguez
  • 20-02-2018
  • Mathematics
contestada

3x+2y=11
y=5x-1

SUBSTITUTION

WORTH 10 POINTS

Respuesta :

nancyrai227
nancyrai227 nancyrai227
  • 20-02-2018
x=1 and y=4. first I did 
3x+2y=11
y=5x-1
and 3x+2(5x-1)=11
=3x+10x-2=11
=13x-2=11
cancel 2 out
13x=13
x=1. then simply add x in the original y equation,
y=5x-1
y=5(1)-1
y=5-1
y=4.
check your work
3(1)+2(4)=11
4=5(1)-1 
again X=1 AND Y=4 
Hope this helped
Answer Link

Otras preguntas

A reaction vessel is charged with phosphorus pentachloride, which partially decomposes to phosphorus trichloride and molecular chlorine according to the followi
Solve the system of equations. 6x – Зу = 3 -2x + y = 14 1.What number would you multiply the second equation by in order to eliminate the x-terms when adding to
The New York Yankees led their league all season and made it to the World Series. Yet in the Series, their big hitters failed to get any hits, the team made man
Which figures are polygons?​
The main purpose of the passage is to illustrate the relationship between the Maasai and
can yaweeeeeeeee hlp
The organisms native to an area will impact the types of soil found in that area. Please select the best answer from the choices provided T F HELP ASAP
Please answer this question, I will mark brainlest
Which sentence uses a comma correct way to set up an introductory phrase?
For any event, P(A) + P(not A) = ​