Question

упростите выражения
65*x-43*x=
86*y+34*y=
9*z-4*z+2=

Answer 1

65*x-43*x= 22x
86*y+34*y=120y
9*z-4*z+2=5z+2

Answer 2

65*х-43*х=65х-43х=22х
86*у+34*у=86у+34у=120у
9*z-4*z+2=9z-4z+2=5z+2

Answer 3

ок