Mr. Vazquez writes a check for $140 a month for the electric bill. He writes another check for $105 four times a year for the water bill. He writes a check for $55 a month for the phone and Internet bill. Write an expression involving multiplication and addition to describe how these expenses affect his checking account balance on a yearly basis. Then evaluate the expression and explain its meaning.

Aschool typically sells 500 yearbooks each year for 50 dollars each. the economic calls does a project and discovers that they can sell 100 more yearbooks for every $5 decrease in price. the revenue for yearbook sales is equal to the number of yearbooks sold times the price of the yearbook. let x represent the number of $5 decrease in price. if the expression that represents the revenue is written in the form r(x)=(500+ax)(50-bx). to maximize profit, what price should the school charge for the yearbooks? what is the possible maximum revenue? if the school attains the maximum revenue, how many yearbooks will they sell?

What can be said about the relationship between triangles and circles? check all that apply. a) many circles can be inscribed in a given triangle b) exactly one triangle can be inscribed in a given circle c) exactly one circle can be inscribed in a given triangle d) many triangular shapes can be circumscribed about a given circle

Complete the steps to find 4.830 ÷ 5