what is the substitution for 5x-2y=14, 2x-y=5
Okay so5x-2y=142y=5x-14y=(5x-14)/22x-y=5y=2x-52(2x-5)=5x-144x-10=5x-14x=4y=(5[4]-14)/2y=(20-14)/2y=6/2y=3Answer: x=4, y=3
