Answer:
The answer is C :,)
Step-by-step explanation:
Answer:
155
Step-by-step explanation:
B is incorrect because the absolute value of -1 is 1 the absolute value of anything is always positive sorry if I’m incorrect
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