Simplify and express each answer using positive exponents only. 28x^3 y ^-2 z^9 / 4x^8 y^-2 z ^-2 =

A. In 2000, the United States government owed about 5.63 trillion to its creditors. The population of the United States was 282.4 million people. How much did the government owe per person in 2000? Round to the nearest dollar. b.

In a party of school, 290 tickets had been sold. if the selling price to the student in the school is one dollar and for his guest the selling price is 3 dollars.

5x - y = - 38 3x + 4y = 0 (4,3) (-4,3) (4,-3) (-4,-3)

Kelly owns a farm, there are ducks and cows in her farm, there are a total of 47 heads and 128 legs. How many of each kind of animals does Kelly have?

What does domain mean

What is 4x+2=10 For linear equations?

Eva wants to get to the bus stop as quickly as possible. The bus stop is across a grassy park, 2000 feet west and 600 feet north of her starting position. Eva can walk west along the edge of the park on the sidewalk at a speed of 6 ft/sec.

What is 20 percent of 90?

Angle 1 and Angle 2 are supplementary. If m∠1=27°, what is m∠2?

Done 8P4_Lessons_for_23 March 2020 9x + 6y - 2 - 4y + 22