kyliemo2003 kyliemo2003

Today at 10:46 AM
Mathematics

Answered

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)

Answer :

Jedimaster13 Jedimaster13

Today at 10:52 AM

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)

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