15n-19n when simplifying

I wrote 260,980 as 2*100,000) + (6*10,000) + (9*1,000) + (8*100). Wat error did i make? Write the form

What is 4/5*24/12 equal to and simplified

Use the following data about Lincoln Middle School. Enrollment: 623 students. Ratio of girls to boys: 2:3. How many girls are enrolled at Lincoln Middle School?

Division story for 36 divided by three

A square floor has 100 tiles. each tile is one square foot. what is the length of one side of the square floor? A) 10 feet B) 20 feet

What do 10n represent in p (n) = 10n-1200

A container holds 21 spoons and 27 forks. What is the ratio of spoons to the total number of utensils in the container? A. 7 to 9 B. 7 to 16 C. 9 to 7 D. 16 to 9

Sridhar has garden in the shape of square the area of garden is 576 sq m around the outside of the garden he built path of 3 m wide what will be the area of the area of the garden including the path?

How many solutions does this system have? X + 4y = 6 y=2x-3 O one O two O an infinite number Ono solution

The equation (x-6) (8+x) = (x-6) (8) + (x-6) (x) illustrates the use of which property?