is456789 is456789

01-03-2017
Mathematics

contestada

y+3=x
3x+4y=16

Find the solution using the substitution method.

Respuesta :

01-03-2017

to the beginning,we know y+3=x
then,substitute x into y
=>3(y+3)+4y=16
then,to solve y
7y=16-9
y=1
so,x=y+3=4

Answer Link

Otras preguntas

American expansion abroad was fueled by all of the following EXCEPT __________. the closing of the frontier a rise in industrial production fear of being closed

The Tudor monarchs of 16th century England used the Court of the Star Chamber to...? A:promote the commerce of the kingdom B:replace Parliament as a legislative

Olympic athletes have lower resting heart rates because

Which of the following statements would be supported by both a communist and a utopian socialist? A. A classless society can be brought about in Europe without

Which describes a significant difference between the North and the South in the years leading up to the Civil War?

Our constitution is called a democracy because power is in the hands...of the whole people...An Athenian citizen does not put his private affairs before affairs

Cowboys borrowed their dress, skill sets, and tools from which of the following cultures?

Which of the following offers the best definition of the phrase "headright system"? Settlers were given land and, in return, were expected to farm and build on

Who was Geoffrey Chaucer?

Two blocks are the same size one block has a higher temperature than the other. Which describes the thermal energy of these blocks