SOLUTION: Solve each system by substitution. Determine whether the equations are independent, dependent or inconsistent: y= x+4 3y-5x=6

Question 169623: Solve each system by substitution. Determine whether the equations are independent, dependent or inconsistent:
y= x+4
3y-5x=6

Answer by Mathtut(3670) (Show Source): You can put this solution on YOUR website!
-x+y=4
-5x+3y=6

Solved by pluggable solver: SOLVE linear system by SUBSTITUTION

Solve:
We'll use substitution. After moving 1*y to the right, we get:
, or . Substitute that
into another equation:
and simplify: So, we know that y=7. Since , x=3.

Answer: .

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