Answer:
2.6 and 5.4 are both the same sign, he should add them and then take that negative sign from (-5.4), so the answer would be -8.0.
I am pretty sure the answer is 10. Someone correct me if I'm wrong
Answer:
25
Step-by-step explanation:
1=5-4 because you have to substitute x and y (x,y) or (5,1)