Solve for x and y: ax/b - by/a=a+b; ax-by = 2ab

The tables below show running hours of three printers that produce greeting cards and the total number of greeting cards produced over three weeks.

Benjamin believes that ¼ % is equivalent to 25%. Is he correct? Why or Why not?

What is - 6 3/4 as a decimal

For a store contest, 4 out of every 65 people who visit the store will receive a free DVD if 455 people visit how many DVDs were given away

Find the volume of a sphere with diameter 8 mm. Use 3.14 as an approximation for pi. Round the answer to two decimal places. A. 67.02 mm3 B. 150.80 mm3 C. 267.08 mm3 D. 85.33 mm3

Peter has five times as much money as david both. if peter gves $28 to david, both of them will have equal amount of money. how much money did peter had in the beginning?

46.2 x 10 to the power of - 2 Can someone show me the work to this problem

There were s students at a summer camp in 2010. In 2011, there were half as many students as the previous year. In 2012, there were 54 fewer students than in 2010.

Multiply the following (4 - 2x) 2

A shopper buys a 12 - pound bag of oranges for $18.75. What is the unit price?