Answer:
x = 70
Step-by-step explanation:
The two angles shown are same side interior angles and same side interior angles add to 180 when the lines are parallel
45+ 2x-5 = 180
Combine like terms
2x+40 = 180
Subtract 40 from each side
2x+40-40 = 180-40
2x= 140
Divide by 2
2x/2 = 140/2
x = 70
