Answer:
Step-by-step explanation:
we have

Do you have any other information or context?
Answer:
Step-by-step explanation:
The value of the expression is its distance from zero. The absolute value is the positive value without any minus sign.

No. A multiple of ten and a multiple of ten will always have at least 2 zeros.
The third one and i think your classmate just posted this same thing because i just saw it