Question

Х+9=48-30 . 56+у=65+35

Answer 1

x=48-30-9

X=9

y=65+35-56

y=44

Answer 2

х+9=48-30

х+9=18

х=18-9

х=9

56+у=65+35

56+у=100

у=100-56

у=44