second side = x
first side = 3x - 6
third side = (3x - 6) + 8
The perimeter = 80m and is equal x + (3x - 6) + [(3x - 6) + 8]
x + 3x - 6 + 3x - 6 + 8 = 80
7x - 4 = 80 |+4
7x = 84 |:7
x = 12 m
3x - 6 = 3(12) - 6 = 30 m
(3x - 6) + 8 = 3x + 2 = 3(12) + 2 = 38 m
Answer: 12m, 30m, 38m
Answer:
How to write out number 0.875: eight hundred seventy-five thousandths
Step-by-step explanation:
Answer:
the original price was $46.12
Step-by-step explanation:
if you add 5 back to that number.
The answer is -202
Hope this helps! :)
Answer:
Both rectangles and squares have four sides of equal length
