Answer:
The correct option is D.
Step-by-step explanation:
The given equation is

According to the addition property of equality
and
are equivalent equations.
Use addition property of equality, add 3x on both the sides.


Therefore Sam's work is incorrect because he make calculation mistake.
According to the subtraction property of equality
and
are equivalent equations.
Use subtraction property of equality, subtract 5x from both the sides.


Therefore Roy's work is correct because he used subtraction property.
Option D is correct.
Answer:
I think it's 375 sorry if it's not
Step-by-step explanation:
Answer:
The question seems incomplete, but this statement would be true for all x below 3 (you can put any number less than 3 in it and get a true statement)
We Need more info please us at brainly would like you to provide more information so we can answer your question right away thank you have a goodnight.
Answer:
Step-by-step explanation:
s = 3/10 m
hope this helps!