SOLUTION: use substitution y=5x-7 -4x=+y=-1 That is the exact problem in my text book and to use the automated part of this website can you please tell me what to put in the slots

Algebra ->  Coordinate Systems and Linear Equations  -> Lessons  -> Linear Equations Lesson -> SOLUTION: use substitution y=5x-7 -4x=+y=-1 That is the exact problem in my text book and to use the automated part of this website can you please tell me what to put in the slots      Log On


   

Question 419155: use substitution
y=5x-7
-4x=+y=-1

That is the exact problem in my text book and to use the automated part of this website can you please tell me what to put in the slots
Answer by shree840(260) About Me  (Show Source):
You can put this solution on YOUR website!
You have two equations. we substitute y=5x-7 in the 2nd eq
-4x+y=-1( i believe this should be your eq. check your eq)
-4x+5x-7=-1
x-7=-1
x=6