Answer:
both linear and nonlinear
<span>-31=-6z-4z
Subtract 4z from -6z
-31=-10z
Divide both sides by -10
Final Answer: 3.1 or 3 1/10</span>
Hey there!
This seems like a
algebraic expression
SO,
Remember: negative and negative =
positive positive and positive =
positive positive and negative =
negative negative and positive =
negative
In
this problem we will be doing
negative and negative so that means our answer will be
a negative
Firstly, lets line up our decimals to solve this problem (once when you do that , you can solve it easier)

Answer: 
Good luck on your assignment and enjoy your day
~
A= adult
C= child
3A+C = 38.3
A+3C = 52
There is no logical way to find the value of each other than guess-and-check.
b^2-4ac<0 b^2-144<0 (b-12)(b+12)<0
-12<b<12