supergirl20
supergirl20 supergirl20
  • 03-03-2017
  • Mathematics
contestada

someone tell how to get the answer plz

someone tell how to get the answer plz class=

Respuesta :

LivingDeadGirl9201
LivingDeadGirl9201 LivingDeadGirl9201
  • 03-03-2017
use elimination
4x+8y=20
(+)-4x+2y=-30
added together the x's are eliminated
10y=10
y=1

hope this helps!
Answer Link

Otras preguntas

Sacha has 4 quarters in her pocket.she has 6 timés as many quarters in her piggy Bank. Draw a picture to show thenumber of quarters sacha has in her piggy Bank.
Who were the Britons fighting against in the middle ages?
Who was the African-American who called the war with Mexico disgraceful and cruel? Why?
Well explained answer plz: Can girls with dark black skin bleach there girlstashes? ???
Who were the Britons fighting against in the middle ages?
how do you say I want a bowl of soup in spanish
If the circumference of a baseball is 24 cm what is the volume of the object
Which of the following is a requirement for membership in either the Democratic or Republican Party? A. pass a test on the party philosophy B. pay a cert
How to convert 0.39 into a fraction?
How do u answer 3(x+2)=x-18