Me guys. marshall wants to buy schools supplies. to estimate the total costs, he rounds each price to the nearest dollar and adds the rounded prices. what is his estimate for the total cost of these two items?

stapler: $9.45

notebook: $5.81

Which letters from the table represent like terms? a and b b and c a and d b and d

Oliver had $50 on the day before his birthday. after he recived some money for his birthday , he had $75. write and solve eqaution to find how much money oliver received for his birthday. x+50=75

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?