06-07-2016
Mathematics

contestada

What is the solution of this system of equations

4x+9y=-33

4x-3y=27

Respuesta :

jhonyy9 jhonyy9

06-07-2016

4x +9y = -33
4x -3y = 27
---------------------
0 12y = -60
y = -60/12

y = - 5

4x +9(-5)= -33

4x -45 = -33

4x = 12

x = 12/4

x = 3
y = -5

hope this will help you

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