SOLUTION: use the substitution method to determine the solution of the system of linear question:x+y=8 y=3x

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Question 408581: use the substitution method to determine the solution of the system of linear question:x+y=8 y=3x
Answer by ewatrrr(24785) About Me  (Show Source):
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Hi

using the substitution method

y=3x

x+y=8 



3x+x = 8  |substituting for y

 4x = 8   x = 2 and y = 6  

Ordered pair(2,6)is the solution to this system