Question

решите плиз х-6х=45+15и 5у-17у=50+6

Answer 1

х-6х=45+15
5*х=60
х=60:5
х=12

Answer 2

x-6x=45+15
-5x=60
x=60:(-5)
x=-12
=======
5y-17y=50+6
-12y=56
y=56:(-12)
y=-4 2/3