SOLUTION: Solve the system of linear equations below. 6x + 3y = 33 4x + y = 15 A. x = 2, y = 7 B. x = -13, y = 7 C. x = - 2/3 , y = 12 2/3 D. x = 5,

Algebra ->  Linear-equations -> SOLUTION: Solve the system of linear equations below. 6x + 3y = 33 4x + y = 15 A. x = 2, y = 7 B. x = -13, y = 7 C. x = - 2/3 , y = 12 2/3 D. x = 5,       Log On


   

Question 608025: Solve the system of linear equations below.

6x + 3y = 33
4x + y = 15
A. x = 2, y = 7
B. x = -13, y = 7
C. x = - 2/3 , y = 12 2/3
D. x = 5, y = 1
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

6x + 3y = 33

 4x + y = 15  OR y = (-4x+15)

Solving by substitution:

6x + 3(-4x+15) = 33

      12 = 6x

        2 = x   and y = 7  (-4·2 +15)