Step-by-step explanation:
the area of this rectangle is
(10 + 2x)(8 + 2x) = 168
80 + 20x + 16x + 4x² = 168
4x² + 36x = 88
because for the whole length you need to add x twice (left and right). the same for the width (top and bottom).
Answer:
i think its the second option
Step-by-step explanation:
Answer:
19ft
Step-by-step explanation:
The answer is 19 ft.
You would multiply 5 and 6 which equals 30
Then, divide 570 by 30 which equals 19.
Answer:
The slope of the line is 2/3
Step-by-step explanation: