What is the solution using the substitution method for x+4y=18; x+8y=38

Kendra's backpack weighs 3 1⁄2 pounds. If she removes a book that weighs 13 ounces, how much does the backpack now weigh?

If you have 3.14 pi and you want to divide it by two what would you get

Find an equation of the circle that satisfies the given conditions. Center at the origin; passes through (1,6)

How do you solve 3/5 times 2/3

Show me long division in 0.015:0.01845

Express ax - a + x - 1 as a product of two binomials.

0.09 is 10 times as much as

Your gym membership costs $30 to join and $25 per month. Which equation gives the total cost, y, for a membership that lasts x months?

The graph of the function f (30x) can be obtained from the graph of y=f (x) by one of the following actions: a) horizontally stretch the graph of f (x) by a factor of 30 b) Horizontally compress the graph of f (x) by a factor of 30 c) vertically

kayla has 2,000 stickers in her collection mariah had 1/100 of that amount how many stickers does mariah have