Answer:
d = 1, so 1 - 10 - 2*1 + 7 = 8 + 1 - 10 - 3*1 is true!
Answer:
a
Step-by-step explanation:
aa
Answer:

Step-by-step explanation:
For
the set of points that include all solutions are
such that
; then we have
.
What is important to stress here is that
represents all of the solutions, while other points that we are given represent one solution (for example, point (2,-1) is just one solution)
Answer:
18
Step-by-step explanation:
11.6, if you need a decimal. it's in between 11 and 12