Question

Please help, need asap

Answer 1

x= 1

y= 3

Explanation:

21(-2+y) +7y = 42

-42 +28y+42

28y = 42+42

28y= 84

divide both sides y= 3

x= -2+3 x=1

x= + (3-2) = 1

42=42

10=10