The average 11-year-old boy would<span> be around 55 inches tall and </span>weigh<span> around 80 pounds. </span>
Answer:The measure of angle RST is 120\°
Step-by-step explanation:
see the attached figure to better understand the problem
we know that
m<RST=(6x+12)\° -----> equation A
m<RST=78\°+(3x-12)\° -----> equation B
equate equation A and equation B
(6x+12)\°=78\°+(3x-12)\°
A because I’m just trying to complete my profile
Answer: 161 packages of gift wrap and the 44 packages of greeting cards
Step-by-step explanation:
We are told the class sells 205 packages in total of gift wraps and greting cards:
(1)
Where 
is the number of packages of gift wrap and 
is the number of packages of greeting cards.
In addition, we are told the class receives a total of 
selling each package of gift wrap for 
and each package of greeting cards for 
:
(2)
Isolating from (1):
(3)
Substituting (3) in (2):
(4)
Finding :
(5) This is the number of packages of greeting cards
Substituting (5) in (1):
(6)
Isolating :
This is the number of packages of gift wrap
