Answer:
18-19= -1
Step-by-step explanation:
18-19=-1
Sweetheart, you cant subtract a smaller number from an bigger number or it will be a negitive number so the answer is -1
I am pretty sure it is 29 because i did the math and that is what it comes out to
Just to remove ambiguities, the bar over the expression means it's repeating itself to infinity.

notice, the idea being, you multiply it by 10 at some power, so that you move the "recurring decimal" to the other side of the point, and then split it with a digit and "x".
now, you can plug that in your calculator, to check what you get.
Answer:
the slope is -4.
Step-by-step explanation:
To find the slope, look at the number in front of the x which is known as the coefficient. Hope this helps :)