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Question : 6x + 4y = 24
-2x + 4y = -10


A
6x + 4y = 24
2x - 4y = 10
B
6x + 4y = 24
-4x + 8y = -20
C
18x + 12y = 72
- 6x + 12y = -30
D
12x + 8y = 48
- 4x + 8y = -10

Respuesta :

mstudentm

Answer:

correct all answer

Step-by-step explanation:

A take(-)

B take 2×

C take 3× and 3×

D take 2× and 2×

oakinnusi

Answer:

A

Step-by-step explanation:

The answer was arrived at by simply multiplying equation 2 by (-)

Making it easier to eliminate the variable (y) so as to solve for (x)

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