Answer: B
Step-by-step explanation:
Answer:
100 inch
1 cm=0.394 inch
254 cm×0.394=100 inch
So the correct answer is"none of the above".
z+(z+6)=z+z+6=2z+6. \\ \\ (z+z)+(z+6)=z+z+z+6=3z+6. \\ \\ (z+6)+6=z+12 \\ \\