Tell how to solve each two-step equation. Then solve it. The first one is done for you.

15 - 4t = 3

Now that his car is 5 years old, he would like to know whether the variability of gas mileage has changed. He recorded the gas mileage from his last eight fill-ups; these are listed here.

A display case for the artifact is in the shape of a cube. Each side of the display case is three times longer than the width if the artifact. write & expression for the volume of the case.

A farmer has 9 pigs. 10% of the animals on his farm are pigs. Shayla found that the farmer has 111 animals. She made this ratio table to check her answer. Is Shayla's table correct? Why? A. No, she used the wrong values in the table. B.

Explain why the set of mixed numbers is not a subset of the set of integers

11 Tickets to the Biggest Loser Contest cost $3.00 for children and $4.50 for adults. If 225 tickets were sold for a total of $937.50, How many children's tickets were sold?

Solve each equation. write each equation in simplest form 7x/8=21 a. 24 b. 18.375 c. 1.857 d. 19

Complete the factorisation of this expression by finding the values of the capitalised pronumerals. 12a+15b+9c=X (Aa+Bb+3c) X= A= B=

Express 1507 million in a standard form

Which are samples that are appropriate to survey regarding how the city's residents feel about building a new youth center? Select all that apply. - 10 names selected from the city phone book.

Carlos made n soccer goals last weekend and 4 more this weekend. Using n, write an expression for the number of soccer goals Carlos made during the past two weekends.