Answer:
Im pretty sure its 1. Not 100% sure but im 99.99% sure
Step-by-step explanation:
Literal equation:
we know that
literal equation is equation of more one variable
for example: 
And we can solve such equations only if we are given two such equation
because it has two variables
One variable equation:
such equation has single variables
for example:

we don't need any other equation
we can solve for variables from single equation itself
because it has only one variable that is x
Answer:
Dominant strategy is an in game theory that refers to the optimal option for a player among all the competitive strategies, <em>no matter how that player's opponents may play</em><em>.</em><em> </em>
Step-by-step explanation:
2.5<x<8.0???????????
Answer:
,
, and 
Or
angle PQR, angle SQR and angle PQS
Step-by-step explanation:
The three different angles in the diagram are angle PQR, angle SQR and angle PQS.
Another way of writing this is using an angle sign before the alphabets follows. Thus:
,
, and