Indicate the answer choice that best completes the statement or answers the question When solving the system of equations, which expression could be substituted for y in the second equation?
73
n 4
in 5
n 6
3x + y = 14
n7
x + 4y = 3
en 8
Oa. 3 – 47
06. 3-7
14- y
Ос.
3
Od. 14 - 3x