Question

x+y=12 x=5
ill give brailiest

Answer 1

Answer:

y=7

Step-by-step explanation:

x+y=12

x=5

12-5=7

Answer 2

Substitute x with 5: 5 + y  = 12

Subtract 5 to both sides: 5 - 5 + y = 12 - 5

Simplify: y = 7

~Good luck