Sfowler381 Sfowler381

31-05-2017
Mathematics

contestada

The sum of two positive integers is 50 and their difference is 12. What is the value of the positive difference of the squares of the integers?

Respuesta :

jclark152 jclark152

31-05-2017

x+y=50
x-y=12

add the equations:

2x=62
x=31
50-31=19
(31-19=12 just to verify)
31^2 - 19^2 = 600

Answer Link

Otras preguntas

Which never affects the moons phase? - the moons orbit around earth. -The moons orbit around the sun. -The earths rotation on its axis -The relative positions o

If the sales tax is 6.75%, how much tax would Adrian pay if he bought two CD's at $16.99 each and one DVD for $36.29.

Charles Darwin was influenced by Charles Lyell, who proposed that geological processes had reshaped Earth over long periods of time. Which unexpected finding du

4.) Complete the equations of the system in slope-intercept form. Use a decimal for the slope if necessary. Line 1 x y –2 4 2 6 Line 2 x y –2 –2 0 4 Line 1: y =

The Siberian Husky is a medium dog, weighing between 16-27kg (35-60lbs). These dogs have strong pectoral and leg muscles, allowing them to move through dense sn

which of the following would be violated if the united states were to annex cuba following a conflict between the two countries?

what is the national flower of morocco. I really need help with this :(

Charles Darwin was influenced by Charles Lyell, who proposed that geological processes had reshaped Earth over long periods of time. Which unexpected finding du

Market speculation resulted in which of the following? a. Stocks became overvalued. c. People were afraid to withdraw money from the market. b. Stocks became un

Which Allied leader is described below? His peace plan for World War I was called the Fourteen Points. He believed Germany had to be punished for its role in Wo