Show that (a, b)+(c, d) = (a+c, cd) is
i) Associative
il Commutative​

Ineed ! the person who answers and shows their work on they got the answer first will be marked the !

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.