bwoecuddxnjalyssi bwoecuddxnjalyssi

17-11-2016
Mathematics

contestada

1) Which ordered pair is the solution to the system of equations?
{x+y=−13x−y=21

(5.5, −6.5)
(10, −11)
(5, −6)
(7, −8)

Respuesta :

MissPhiladelphia MissPhiladelphia

30-11-2016

The ordered pair that is the solution to the system of equations cane be solve by adding the two term

(x+ y=−13)+ (x−y=21) = (2x = 8)

X = 4

Substitute x to the first equation

4 +y = -13

Y = -17

Answer Link

Otras preguntas

It takes 9 seconds for a 10 newton force to move an object 4 meters to the right. What are the direction and magnitude of this force? A. The direction is to

If 15%is $375, how much is 5%

Never Drive after a Party

Rob buys 6 tickets to the basketball game he pays 8.50 for parking his total cost is 40.54 what is the total cost of each ticket

Worth 80 points!!! I forget energy shells

there were n singers of the declaration of independence. The oldest was Benjamin Franklin, who was y years old. 7 is 10% of y. What is Franklin's age

If 15%is $375, how much is 5%

Suppose you're writing a letter and you recall a word you'd like to use, but you don't know how it's spelled. If you wanted to look up the word in a dictionary

Two main ways to become a judge

What is the function written in vertex form??