Answer:
- A. 3x° + (8x - 20)° = 90°
Step-by-step explanation:
The two given angles are complementary and sum to 90°
Therefore correct choice is A.
Answer:
Step-by-step explanation:
-5x-4y=-4 ...(1)
25x+ 20y = 20 ....(2)
multiply (1) by -5 you have : 25x+ 20y = 20 ....(2) same equation , same line
so : The system has infinitely solutions.
Answer:
Boundedness requires that there is only a bounded number of different kinds of parts
Step-by-step explanation:
Answer:
im pretty sure the answer would be,

Step-by-step explanation:
the median is the middle number of the data, and since there are two medians, you find the mean of the two numbers by adding them together, and then you divide it by 2.
Answer:
x=4 y=3
Step-by-step explanation: