Solve for [x]. The polygons in each pair are similar. 2x + 30
B
48
Scale factor from A to B is 8:9

Idon’t understand this.. will someone ? will mark brainliest along with 20 points.

What is the missing step in this proof ?

Due to bad planning, two of the local schools have their annual plays on the same weekend. while 457 people attend one, and 372 attend the other, only 104 people were able to attend both. how many people went to at least one play?