Answer:
i only know the second answer
Step-by-step explanation:
according to the properties of parallel lines
alternate angles in parallel line are equal
therefore,
2x+12 = 3x - 22
2x = 3x -22 - 12
2x = 3x - 34
34 = 3x - 2x
34 = x
therefore x = 34
x = 34
