Answer:
is that all?
Step-by-step explanation:
Answer:
36
Step-by-step explanation:
Wilson records 9 violet chips and 16 red ones.
So from a sample of 25 chips, 9 are violet.
So violet probability out of 25 = 9/25.
If we make a proportion we find how many violet chips out of 100 = 36
9/25 = ?/ 100
?= 36
Answer: 16
Step-by-step explanation:
6−2+12
=4+12
=16
Answer: It is 2.
Step-by-step explanation:
Make both equation equal to each other and solve for x, as following:
- Add like terms.
- Factor the equation.

Substitute the value of x obtained into any of the original equations to obtain the y-coordinate.
Then, this is:

Answer:
*step by step*
Step-by-step explanation:
If he erases one of the digits in a 4-digit number, then only 3 remain, not four.
If he erased the first digit, then it must have been 1-9, so the total is in the range 11 - 19
otherwise the digit could have been 0-9 in which case the total is in the range 10-19