the difference of the square of a number and 12 is equal to 4 times that number. find the positive solution

Step-by-step explanation:

Let the required number be x .

According to the Question ,

Hence the number can be 6 or -2.

y = x + 95

y = 42 + 95

y=137 mm hg

exa:

)

3+11

14

step-by-step explanation:

from this example, we can see that subtracting with integers is the same as adding the opposite. we can solve using a number line or by using the saying "keep, change, change" to us solve. it is important to remember that we can subtract a negative and end up with a larger number than we started with.