M∠a=x−13 and the m∠b= 4x−252. can you teach me how to solve?

45% of the trees in a park are apple trees. there are 27 apple trees in the park. how many trees are in the park in all?

How much orange juice do you need to make 2 servings of lemony orange slush?

Type the correct answer in each box. spell all words correctly. a sequence of transformations maps ∆abc onto ∆a″b″c″. the type of transformation that maps ∆abc onto ∆a′b′c′ is a . when ∆a′b′c′ is reflected across the line x = -2 to form ∆a″b″c″, vertex of ∆a″b″c″ will have the same coordinates as b′.