SOLUTION: 6. Which expression can be substituted for y in the bottom equation of the system below to solve the system by substitution? y – 3x = 4 3y + 2x = 1

Algebra ->  College  -> Linear Algebra -> SOLUTION: 6. Which expression can be substituted for y in the bottom equation of the system below to solve the system by substitution? y – 3x = 4 3y + 2x = 1       Log On


   

Question 384964: 6. Which expression can be substituted for y in the bottom equation of the system below to solve the system by substitution?
y – 3x = 4
3y + 2x = 1
1. 3x + 4
2. 2/3x + 1
3. 1 – 2x
4. x = 4 – 3x

Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
number 1
y-3x+4
is the same as
y=3x+4
------
3(3x+4)+2x=1