Central is hosting a "central has talent" show. they will award various prizes for the best 3 acts in the show. first place wins the most money, and each subsequent place after 1st wins $50 less than the previous place. let x equal the amount of money first place wins which of the dolllowing expression represents the total amount of prize money

the equation for this situation is y=122+45. to solve the equation you would add 45 and 122 to get a total of 167lbs. in conclusion, grace's weight eight weeks ago was 167lbs.  

step-by-step explanation:

you can add the two numbers and divide the result by 2. or you can find the gap between the two numbers and add half of this to the smaller number.