Answer:
You divide by - 1
Step-by-step explanation:
-x divided by - 1 is x
5 divided by - 1 is - 5
x > - 5
Answer: 12 miles equals 1 inch
Step-by-step explanation:
Answer:
16 boys
Step-by-step explanation:
Lets go with easy example:
20% of 100 students means 20 students: what is done there
- We converted 20% to 20/100 so

Lets do the same with 80 students as well
Answer:

Step-by-step explanation:
In the equation we must first move 4 to the other side and change its sign
x^2 + 4 = 12
x^2 = 12 - 4
x^2 = 8
Then we find x:
x =
