Halla m *n si (2m – 1; 5) = (7; 3n – 4)

help me pls, ayuda porfavor

At a sale this week, a desk is being sold for $213. this is a 29% discount from the original price. what is the original price?

Aladder that is 20ft long is leaning against the side of a building. if the angle formed between the ladder and the ground is 75 degrees how far is the bottom of the from the base of the building?

Aye asap pls ! markin da brainiest too ! btw da step choices are all add, distribute, divide, n subtract