jaylencarter189 jaylencarter189

21-06-2019
Mathematics

contestada

1.) 2x + y = 3
2.) x - 2y = -1
If equation 1 is multiplied by 2 and then the equations are added, the result is

A.3x = 2
B.3x = 5
C.5x = 5

1 2x y 3 2 x 2y 1 If equation 1 is multiplied by 2 and then the equations are added the result is A3x 2 B3x 5 C5x 5 class=

Respuesta :

Mar92781 Mar92781

21-06-2019

Answer: C is correct, 5x=5

Step-by-step explanation:

1. When equation 1 is multiplied by 2 it becomes 4x+2y=6

2. Now we have...

4x+2y=6 and x - 2y = -1

Add those together and you have your answer! 5x=5 (simplified is x=1)

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