No,because a multiplcative inverse is when your changing a division or multiplcation sign!
Yes, they are equivalent. Another equivalent fraction would be any fraction that equals to 1. Eg. 9/9
2w + 8 = 13
Subtract 8 from both sides.
2w = 5
Divide both sides by 2.
w = 5/2
6.71*108= 724.68 then divide that by 60 to see how far it goes per minute. Which is 12.078 then multiply by 90 so 1,087.02