If my clothes are clean, then I do not have to do laundry.
Answer:
32768x^5
Step-by-step explanation:
Answer:
The answer is 4.
Equation: 4x-2=x+10
Step-by-step explanation:
Answer:
155
Step-by-step explanation:
Number of math books = 7
Number of science books = 5
Number of engineering books = 10
We need to find the number of ways to pick two books with different subjects.
Solution :
We will use combination here .
If we need to choose r objects from total n objects ,

So, number of ways to pick two books of same subjects = 
Also, number of ways to select any two books = 
Therefore , number of ways to pick two books with different subjects =
number of ways to select any two books - number of ways to pick two books of same subjects = 231 - 76 = 155
Answer:
x=80
Step-by-step explanation:
im going to assume this is perimeter.
50+50=100
260-100=160
160÷2=80