ilovegerarddp2z9b4 ilovegerarddp2z9b4

24-01-2018
Mathematics

contestada

Please help ASAP
and show steps
solve this system of equations:
x-y=12
x+y=20

Respuesta :

dlorenz5 dlorenz5

24-01-2018

it's x=16 and y=4 I can't tell you the steps I just said what adds to 20 and subtracted to 12

Answer Link

Otras preguntas

how was the election of 1912 different from previous presidential elections?

What is the lowest common factor of 240 and 1500

Split 3kg 600g into the ratio 1:2:3

what type of triangle has side lengths of 4 7 and 9

Which of the following is a solution of x^2 2x = −2? x = 4 − 3i x = −4 3i x = −1 i x = 1 − i

Using the wall map, identify which U.S. territory is located on the island of Cuba?

Almost every cell in the human body is replaced every few years through the process of _____. duplication meiosis mitosis replication

Rank the pressure from highest to lowest (a) bottom of a 20-cm tall container of salt water, (b) bottom of a 20 cm-tall container of fresh water, and (c) bottom

Miguel puts photos in an album.the album has 5 right hand and 5 left hand pages each right hand page hold 4 photos and left hand page hold 3 photos. how many p

During the 19th century, the United States ability to remain isolated from European affairs was largely due to its A. lack of cultural identity. B. economic ins