Question

x + y = 36
And
y = 4 + x​

Answer 1

Answer:

x-y=4

Step-by-step explanation:

x goes that side.this is the answer

Answer 2

Answer:

16

Step-by-step explanation:

x+ y = 36 ____(1)

and y = 4+x

put y in equation 1

x + 4+ x = 36

2x + 4 = 36

2x= 36-4

2x = 32

x= 16