Answer:
x = 7
y = 16
Step-by-step explanation:
The ticks mean congruency
1. y - 4 = x + 5
2. 2x + 5 = x + 12
We need to calculate equation 2 first.
2x + 5 = x + 12
Minus 5 on both sides
2x = x + 7
x = 7
y - 4 = x + 5
Plug x
y - 4 = 7 + 5
y - 4 = 12
y = 16
Hope this helps :)
Have a great day!
