True
Like terms must have the same exponents and variables
Hope this helps ;)
Answer:
3rd Option
Step-by-step explanation:
This artifact is called the Rosetta Stone. It was discovered on July 19th, 1799, and it helped archeologists and scientists finding out what the hieroglyphs meant.
<em>(Note: There was the text written in Egyptian </em>hieroglyphs<em> on the Rosetta Stone, but there was also a Greek translation of the text written on the stone too. Because people knew Greek, they were able to understand Egyptian using the stone.)</em>
Answer:
21
Step-by-step explanation:
the perimeter equals the sum of the 3 sides of the triangle so 50=15+10+x+4
x=50-29
x=21
