Answer:
i think its just the last one
Step-by-step explanation:
because the first two are all real numbers and the thrid equals one
Answer:
y=-4, x=1
Step-by-step explanation:
2x-y=6 x+y=-3
2(-3-y)-y=6 x=-3-y
-6-2y-y=6 x=-3+4
-3y=12 x=1
y=-4
Number 3, because if you replace x for 1 then you get zero. and because it is rise over run then the run is 0. it is the only line with a run of 0
What do you need help with? There is no picture or anything so...
