Answer:
First one equals -15
Second one equals -3
Step-by-step explanation:
(-4)*2 - 7
= (-8) - 7
= (-15)
(-4) + 1
= (-3)
Hopefully this helps.
Answer:
A) 40
Step-by-step explanation:
The sum of the interior angles of a regular polygon is:

For a hexagon, we put n=6

Let x be the 6th interior angle, then



The largest interior angle is 140°
Therefore the least exterior angle will be:

The correct choice is A
Often with regrouping of 2 numbers then counting them once all together