Answer:
y= -9
Step-by-step explanation:
y+6=-3
subtract 6 from both sides
y=-9
Answer:
The answer is the first one.
I believe 30 is the answer :)
Subtract 10 from both sides
10 + x < 5
10 - 10 + x < 5 - 10
x < -5
So the answer is x < -5, or x is less than -5. Any number less than -5 would be the solution. Hope this helps!
It is related to econometrics, however using simple algebraic logic we can solve this problem. General formula with residual is

, where r is a residual. Plugging the pair into the formula, we obtain that

and r=0.5