c. Inconsistent
Step-by-step explanation:
Multiply the first equation by -2:
2x +4y -2z = -6
Compare this to the second equation:
2x +4y -2z = 1
There are no values of x, y, and z that can satisfy both of these equations. The system is inconsistent.
graph them on a graphing calculator, press 2nd trace. select intersect. hit enter until it says answer. ti 84 works best
step-by-step explanation:
answer: the answer is 110