kyliemo2003 kyliemo2003

01-02-2017
Mathematics

contestada

Solve the system of equations.
2x-y=5
3x+2y=4

A.) (3,1)
B.) (0,2)
C.) (2,-1)
D.) (9/7,17/7)

Respuesta :

Jedimaster13 Jedimaster13

01-02-2017

2x - y = 5 also equals 4x - 2y = 10

4x-2y=10
+3x+2y=4
7x = 14
x = 2

2(2) - y = 5
-y = 1
y = -1

so, B. (2,-1)

Answer Link

Otras preguntas

Could you please help me with this I will give brainliast!!!!!! please I'll do anything!!!!!Jeff read 3/8 (three-eighths) of a chapter of his history book in 20

WIll MARK BRAINLIEST 12 POINTS Why do you think New Zealand’s government guarantees the Maoris a certain number of seats in the parliament?

Investigator Mason is called to a local park where a body has been discovered on one of the park's benches. After securing the location, Investigator Mason exam

Why do you tell stories?

Which of the following best describes the delian problem? A. It is the famous impossible greek antiquity B. It was the first known problem solved by the greens

a. c>20 b. c ≥20c. c= 20d. c ≤ 20

Where does the body absorb most nutrients?

If p,q,and r, are any three collinear points such that q lies between p and r find the value of x if pr = 5 x, pq =10, and qr = 3x-2.

Simplify the expression completely. −4g+8−5+ 2g

What is the name of the town on the beach that's a popular attraction for fishing and relaxing?a. Penonoméb. Pedasíc. Azuerod. Santiagoe. Las Tablas