A+b=0 ab=-36 what is the value of a-b?

Step-by-step explanation:

What times what = -36?

6*-6 can = -36 and

6+-6 = 0 too

So the value of a would be 6 and b be -6

And then a - b would be 6 - -6 so you switch the negative 6 to a positive 6

And have 6 + 6 equaling 12.

d 192

step-by-step explanation:

we find our area to find area we multiply thoses numbers to get our answer so our area is 192

he spend 5.1 minutes chatting with his friends

step-by-step explanation:

2/5+1/2=9/10

6/1-9/10=5 1/10