Question

Which system of equations has infinitely many solutions?

(A) 4 x + 2 y = 5. Negative 4 x minus 2 y = 1.
(B) Negative 10 x + y = 4. 10 x minus y = negative 4.
(C) Negative 8 x + y = 2. 8 x minus y = 0.
(D) Negative x + 2 y = 6. 7 x minus 2 y = 12.

Answer 1

its B

Explanation:

Answer 2

B

Explanation:

-10x+y=4

10x-y=-4

the second equation is (-1)*the first equation