When you do the inverse operation which in this case would be subtraction you do 54-17 and then you do 17 minus 17 which leaves you with the variable 54-17=34 so k=34
The answer is 40 good luck
Answer:
It's a isosceles triangle........
I hope this is right....
Answer:
I hope this helps. This is what a number line looks like and how you do it.