PLZZ HELP ASAP ON THESE PROBLEMS ALL OF THEM PLZ IF YOU CAN

Question 4 of 10 2 points what is the second part of the process of investigating a question using data? a. rephrasing the question o b. describing the data c. collecting the data o d. making an inference submit

Which equation is equivalent to the given expression? -(1/2y+1/4) a. -1/4(1+2y) b. 1/4(2y-1) c. -2(1/4y-1/8) d. 2(1/8-1/4y)

Alex measured the length of an item to be 3.7 cm. the actual length is 3.5 cm. what is alex’s percent error?