The greatest possible error is one half of the measuring unit you're using.
Multiply the unit you use by 1/2:

The greatest possible error will be
1/8 inch.
Answer:
A
Step-by-step explanation:
← divide numerator/ denominator by 4
= 
Thus A form a proportion
≠ 
Thus B is not a proportion
← divide numerator/ denominator by 4
=
≠ 
Thus C is not a proportion
≠ 
Thus D is not a proportion
Y + 5 = -2 Mathematical equation that represents this problem.
y = -7 Subtract 5 from each side.
Answer: y = -7
Answer:
1 Is A
2 is B
3 is A
4a is D
4b is -53 but that's not an answer choice
4c is C
4d is D