Answer:
sure what's up
Step-by-step explanation:
4.2m
10N/kg
Hjdsdgjbcsryhbvzshkk
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
C and D because in that image that is what an proportional relationship looks like so anything that looks like the graph in the photo or c and d is proportional
Answer:
27%
Step-by-step explanation:
Decrease= 15-11
=4
Percentage=4÷15
=0.266666667
=26.667%
~27%