Question

When the second equation is subtracted from the first, the resulting equation is _____.
3x - 4y = 7
3x + 2y = -5

a. 2y = 12
b. -6y = 12
c. -2y = -12
d. -6y = -12

Answer 1

Answer:

b) -6y =12 is the correct answer

Step-by-step explanation:

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Answer 2

Your answer will be d. 6y=-12

As,

3x+2y=-5

-(3x-4y=7)

:-- 3x+2y=-5

-3x+4y=-7

:-- 6y=-12