8a+3b+8a-4b=
8a+8a+3b-4b=
16a-1b=
16a-b
Hope I didn't mess up for your sake!

<h3>Hope This Helps You </h3>
(-1, 0) (0, 3)
these are the coordinates for the graph
Answer:
3
Step-by-step explanation:
Answer:
x=69° y=69°
Step-by-step explanation:
Angle x is an alternate angle so it is equal to the angle above it (69)
Angle y is in a co-interior angle so you do the equation 180-111 which equals 69°