SOLUTION: Solve by the substitution method -5x

SOLUTION: Solve by the substitution method -5x - 4y = -48 -3x + 2y = 2

Question 170332This question is from textbook Introductory Algebra
: Solve by the substitution method
-5x - 4y = -48
-3x + 2y = 2 This question is from textbook Introductory Algebra

Answer by Edwin McCravy(20054) (Show Source): You can put this solution on YOUR website!
Solve by the substitution method


Solve either equations for either letter:

I'll solve the first equation for the first letter, x



Substitute  for x in the
second equation:

 

Substitute 7 for y into





Edwin

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