Algebraic Expressions

Subtract 3x² – 5y – 2 from 5y – 3x² + xy and find the value of the result if x = 2, y = -1.

Draw the tree diagram for the given expressions:

(i) -3xy + 10

(ii) x² + y²

Subtract 24xy – 10y – 18x from 30xy + 12y – 14x.