Round 2.81 to 2.8 and 3.72 to 3.7. Add both together to get 6.5
Answer:
z=6
Step-by-step explanation:
987/z=164.5
multiply both sides by z
Answer:
256
Step-by-step explanation:
two choices for each question so
2^8=256
The answer is -4
-20 divided by 5 ^