kyliemo2003
kyliemo2003 kyliemo2003
  • 23-02-2017
  • Mathematics
contestada

What is the solution of the system of equations?

4x−3y=15
2x+2y=4

Respuesta :

charlottekrist
charlottekrist charlottekrist
  • 23-02-2017
1. Solve for x in 4x-3y=15
X=3(5+y)/4
2. Substitute the new value of x into 2x+2y=4
3(5+y)/4+2y=4
3. Solve for y
Y=-1
4. Substitute the new value of y into x=3(5+y)/4
X=3

Y=-1
X=3

Have a nice day
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