jacklynv
jacklynv
15-08-2017
Mathematics
contestada
Show work to this problem
Respuesta :
twvogels
twvogels
15-08-2017
x+y=70
x-y=30
x=30+y
30+y+y=70
2y=40
y=20
x+20=70
x=50
xy=(50)(20)=1000
Answer Link
VER TODAS LAS RESPUESTAS ( 84+ )
Otras preguntas
36 and 64 are both square numbers. they have a sum of 100. find two square numbers that have the sum of 130
Ethos uses responsible research practices and fair use of appeals to establish _________________. (2 points) reality credibility stability qualit
How did George Washington influence the role of future presidents? answer with as much information as you possibly can!!!!!!!!!!!!please!!!!!!!
Use the elimination method 1) 3x+y=-1 5x-y=9 2) 4x+6y=24 4x-y=10 3)2x-y=-3 x+3y=16 4) 2x+3y=7 3x+4y=10
Where did most blacks live after the Civil War--in the South or outside the South?
How did George Washington influence the role of future presidents? answer with as much information as you possibly can!!!!!!!!!!!!please!!!!!!!
After driving the Chinese Nationalists to Formosa, Chiang Kai-shek set up the People's Republic of China. True False
What was one advantage the Confederacy had over the Union in the Civil War? Select the best answer from the choices provided. control of major cities a huge mer
On the line before each sentence, write the word from the list that has a meaning similar to the italicized word or phrase in the sentence. The narrator’s stubb
fashion for All has jeans on sale for $13. designer pants has jeans on sale for $26. write the total costs of 1,2,3, and 4 pairs of jeans for each store. then c
