The Roman Numeral, as far as we know, was the only written numbering system used in Ancient Rome andEurope until about 900 AD, when the Arabic Numbering System, which was originated by the Hindu's, came into use.
Answer:
root 50
Step-by-step explanation:
Pythagorean theorem d is the hypotenuse
We must first Isolate the Variable by removing factors that don't contain the variable:
2(x + 7) < 12
2x + 14 < 12
2x + 14 - 14 < 12 - 14
2x < -2
2x / 2 < -2/2
x < -1
Hope this helps!