Y= -1/2x -1
first use the formula y2-y1/ x2-x1
then plug in (-10, 4) and (-16, 7) into the formula so it should look like 7-4/ -16 +10
that should simplify down to -1/2
Next plug one of the points into the new formula y=-1/2x +b to find B
Answer:

Step-by-step explanation:
by using well known formula, distance on XOY plane

Answer: $21.25
Step-by-step explanation:
0.85 x 25
14 to the 6th power is 7,529,536. There are zero factors.