Answer:
91
Step-by-step explanation:
155-16s²
155- 16x2²
155- 16x4
155-64
91
I would the answer to x is 12
1) 0.07 zeros only matter if there is a non-zero digit, as well as the decimal to the left of it
2)90,000 it would have been 89000 if the 972 had been an 872
3).00420 must include the last zero, it is considered significant because of the reason in number one
Answer:
-1/2y-3
Step-by-step explanation:
4y-9/2y-3
8/2y-9/2y-3
-1/2y-3