is456789 is456789
  • 01-03-2017
  • Mathematics
contestada

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


Find the solution using the substitution method.

Respuesta :

yiwen yiwen
  • 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

Determine if the following ordered pair is a solution to the function f(x) = x2 - x. Explain and prove why or why not. If it is not a solution create an ordered
what are the two main tributaries of the nile river?
Any salvadoreans here? Please help me as soon as possible!! What is the culture of El Salvador like?? Any beliefs, traditions, practices they follow? How about
what is computer file​
2 How does Reagan describe the American people?
Which table has a constant of proportionality between y and x of 12 * 12 POINTS* answer this question correctly/perfectly! you will receive 12 points IF solve!!
Look for evidence in these lines of a universal theme related to interfering with fate. Which words warn of interfering with fate
Which answer choice below correctly identifies the 250th term in the sequence 9, 13, 17, 21 …?
here is my cute little kitty
The equation of line k is y= 3-2. The equation of line m is -2r + 6v = 18. Lines k and m are parallel perpendicular the same line neither parallel nor perpendic