He is wrong because as long as they have the same terms/ variables behind the number it doesn’t matter about if it is positive or negative
Answer: 6.416%
Step-by-step explanation:
The percentage error formula is given by :-
Given : The estimated weight of a substance = 475 mg
The actual weight of the substance = 445 mg
Then,
Hence, the percentage error in the first weighing. = 6.416%
Answer:
x=2
y=2
x=1.3 or 4/3
y=-4
Step-by-step explanation:
Answer:
i think its C....
Step-by-step explanation: