jhon2345677 jhon2345677

02-11-2016
Mathematics

contestada

solve each system by substitution x+12y=68
x=8y-12

Respuesta :

PhantomRealm PhantomRealm

02-11-2016

substitute x=8y-12 into first equation
8y-12+12y=68
20y=68+12
20y=80
y=80/20
y=4

substitute y=4 in 2nd equ
x=8(4)-12
x=32-12
x=20

Answer Link

Otras preguntas

Write a poem describing what you did and how you felt. Experiment with the rhyme scheme in your poem, just as modern poets did. After your poem, include a brief

Barney wants to rent a tent. He has to pay a fixed base cost plus a daily rate for renting the tent. The table shows the amount of money, y, in dollars, that Ba

Sentence with lunches and meanwhile

Why was the nobel prize given to mlk and when was it awarded to him?

12. 13. 15. Plz help

what sentence is punctuated correctly? -Despite the rain many people came to the outside wedding. -We went to a new movie, and did some shopping, after we a

Which ideas are expressed as literary themes? Check all that apply. A. Pack your bags for the trip. B. Hope is an important tool for survival. C. The table is

What are the worst disadvantages of teenage pregnancy

what is 32×5/6 in simplest form

Please help. It is urgent. Which of the following acts shows arthur as a selfless honorable hero and king "arthur becomes king?" He lends his father sir ector