What is the sum of 6 feet 10 inches and 8 feet 9 inches

 The answer is 15 foot 7 inches or 187 inches.

15 ft 7 inches

Here are the steps to doing this,

1. Write out

    6 ft 10 inches
+  8 ft 9 inches


2. Add the inches first, 10 + 9 = 19
3. Next, add the feet, 

6 + 8 = 14

What you have is 14 feet 19 inches
Hopefully, you know that 12 inches is equivalent to one foot.

4. Subtract 12 from 19, and you get 7.
5. Your answer is 15 feet 7 inches

Hope this helps!

Ifound this on google “that means that the graph of a function with direct variation has these features: it is a straight line: because the slope is the ratio y/x = k. it passes through the origin (0,0): because y = kx = k (0) = 0.” i hope this you for what your looking for