Perimiter=sum of all sides
x+x-4+x-4=19
3x-8=19
add 8 both sides
3x=27
divide both sides by 3
x=9 inches
x=9 in
Step-by-step explanation:
x = 1.21212121.....
100x = 121.21212121...
Therefore 99x = 120 and x = 120/99 = 40/33.
You would do 3/4 of 20.
20 / 4 = 15
15 pens have black ink.
Step-by-step explanation:
0 is neither a rational number nor an irrational number
the answer would be
because you would need to find the LCD, which in this case would be 56 and you solve from there.