your grandparents are celebrating their 50th wedding anniversary, and you are helping plan the party! you are in charge of ordering the balloons, the cake, and the party favors. you have been given a budget for each category, and your goal is to get as close to the provided budget as possible. a total of 75 guests will be attending the party

step-by-step explanation:

one of the most important purposes of surface treatment is to alter surface properties according to the requirement of specific applications. for example, hydrophobic coating has been utilized on windshield and eyeglasses. gold atom monolayer on substrate has become a popular surface bioconjugation strategy.  

okey so the slope is -3/5 and the y -intercept is 7/5

hope this if needed hmu

well since the real answer is 8.9 i guess the estimation would be 9