Is the system of equations is consistent, consistent and coincident, or inconsistent? y = -x - 1 3y = -3x + 12 consistent consistent and coincident inconsistent

Question

asked Oct 21, 2017 110k views

2 Answers

Izadi Egizabal · Answer 1 · 2017-10-25T12:12:20+0000

C.) Inconsistent....

Multiply first eqn by 3,

3y = -3x-3

Now, compare it with 2nd one,

-3x-3 = -3x+12

-3 = 12

It can't be happen so, your answer would be Inconsistent