Which polynomial is equivalent to this expression if x is not is equal to 5 ? fraction x squared minus 3 x minus 15 , over x minus 5 end fraction

A: x plus 3
B: x minus 3
C: x plus 5
D: x minus 5

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.

Find the area of an equilateral triangle with a side of 6 inches

If private savings 'v' = 0.75s and total savings 's' equals $4.20 billion, solve for public and private savings.