√x = -6+9
√x = 3
x = 3²
x = 9
Answer:
7
Step-by-step explanation:
A coefficient is the number before a variable (x, y, z...etc).
Since .25*10 is 2.50 and .10*15 is 1.50 it equals $4. So the ratio is 10:15 which turns to 2:3 ratio simplified.
20 7
----- = ------
100 x
100 x 7 = 700
700/20 = 35
X = 35
B, because the mid segment is half the length of the third side
