Question

1- Y=6x x=2y-5/7
2- x+3/y=5 2(x-3y)+x=9
3- 1/2x-y=7 3x+2y=2
4- x/3+y/5=7 x/3-y/4=-1
5- 3x-2y/5-2x-4y/3=x-y/2+1 21x-15=13(2x-y)+45
Porfa los necesito urgente

Answer 1

6x x=2y-5/7x+3/y=5 2(x-3y)+x=1/2x-y=7 3x x/3+y/5=7 x/3-y/4=-13x-2y/5-2x-4y/3=x-y/2+1 21x-15=13(2x-y)+45