For 30 seconds of ad time during the 2021 Super Bowl, the cost is $5.1 million dollars. This year the company, TurboTax will have one 45-second commercial. How much money will they

spend? Write your answer in scientific notation. Make sure to show your work.

Ac contractor is building a new subdivision outside of the city. he has started work on the first street and is planning on the other streets to run in a direction parallel to the first. the second street will pass through (-2,4) find the equation of the location of the second street in standard form. a.2x+y=2 b. x-y=2 c.2x+y=2 d.x+y=2

Determine whether the set of whole numbers is closed under addition. explain why the set is or is not closed. give an example.

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.