Answer:
x=12
Step-by-step explanation: brainest pls
its proportionality
Step-by-step explanation:
a = 8
it's either b or d.
I'm not entirely sure, but its one of those.
x-y=3
x+y=13
2x=16
x=16/2
x=8
8+y=13
y=13-8
y=5
