Answer:
d = ab - c
Step-by-step explanation:

multiply both sides by b, 
ab = d + c
d = ab - c
Answer:
slope = (11/2)
Step-by-step explanation:
slope= (x2-x1, y2-y1)
= (6-(-5)), (-5-(-7))
= (11,2)
Answer:
the answer is add.
Step-by-step explanation:
adding -3x and 3x will eliminate them both.
Answer:
1/2
Step-by-step explanation:
It is a independent problem. Flipping a head the first time will not affect the other results therefore it is still one half.
200 times 9 equals 1800 :)