Answer:
9 1/3 feet (I think)
Step-by-step explanation:
I imagined it as a grid.
Your friend moves to point (16,12)
You move to point (-12,9)
Then you set up your equation and solve.

9 1/3
Hope this helps :)
Answer:
8^4 + 6
Step-by-step explanation:
we know it is an expression so there should be no equal sign and the write eight to the fourth power increased by six in numbers.
You get: 8^4 + 6
Answer: 187
Step-by-step explanation:
negative cancels negative so that will turn to positive. (-) x (-) = +
100- (-87)
=
100 + 87
= 187
90 = 2(x + 5 + 4x)
90 = 2(5x + 5)
90 = 10x + 10
80 = 10x
x = 8
So the width is 8 and the length is 37
I hope this helps.