What gives me negative 17 but positive 10

Subtract - 8x-y=6 from x-3y=6

Ms. Monet is combining 15 cups pf green paint with 15 cups of white paint. She is pouring the paint mixture into empty quart bottles. How many quart bottles does she need?

Carmen listed the multiples of 24 as 1, 2, 3, 4, 6,8, 12, and 24. Is she correct? Explain why or why not.

What number is 125% of 70?

What is the probability that the first coin was a nickel or the second coin was a dime?

A. A band leaves a free T-Shirt under every 6th seat at a concert. They leave a free backstage pass under every 4th Street. Which of these seat numbers get a free T-SHirt? Which Get a backstage pass? Which get both? Explain Your reasoning

Which expression is equivalent to 7w - 7z + 4w - 5z?

Angles DAB measure (4x-2) and angles BCD measures 47 degrees. find x

Which expression is equivalent to the following expression? 3 (2x + 3) 5x + 6 6x + 6 6x + 9 5x + 9

Use compatible numbers to find two estimates 33 divided by 2242