S^+18s+81=0 how do you solve this equation?

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.

Write the percent as a fraction or mixed number in simplest form. 0.8%

Savannah had 40 iris blooms last year this year she had 15% more iris blooms how many more hours blooms did savannah have this year