alfonso7guzman7
alfonso7guzman7
03-10-2020
Mathematics
contestada
Subtitute 2x+y=7 and 3x-y=8
Respuesta :
taaaaan
taaaaan
03-10-2020
2x + y =7 (1)
3x-y=8 (2)
(1) + (2)
5x = 15
x = 3
Answer Link
VER TODAS LAS RESPUESTAS ( 72+ )
Otras preguntas
Native Americans in the Great Lakes–St. Lawrence Lowlands _____ before the arrival of Europeans. died out from warfare and disease lived in permanent settlement
La secadora A) Pongo los platos sucios (dirty) en _____. La cocina B) Pongo __________________ en la lavadora. El cortacésped C) Uso ____________ para secar la
The Skulls, a student social organization, has two different locations under consideration for constructing a new chapter house. The Skulls' president, a POM st
Use an inequality symbol (<,>,=,=/) to compare 5+(-4)____14+(-13)
Which is the best definition of the term outsource? an economic activity without major restrictions the use of foreign resources instead of domestic resources a
I need help please !!!!
who invented the telescope
In lacrosse, a ball is thrown from a net on the end of a stick by rotating the stick and forearm about the elbow. If the angular velocity of the ball about the
Find the radius of the circle whose equation is (x² - 10x + 25) + (y² - 16y + 64) = 16. 4 8 16
If the absolute temperature of a gas is quadrupled, what happens to the root‑mean‑square speed of the molecules? Nothing happens to the rms speed. The new rms s
