Which pairs are like terms in the expression (2/5) y + (1/5) x - 0.2y -6 + (-2)

What is the slope of the line that contains the points (4,8) and (9,8)? what type of line is it?

Somone me i want to know what 18 hours out of 24 hours in a fraction

Atextile fiber manufacturer is investigating a new drapery yarn, which the company claims has a mean thread elongation of 12 kilograms with a standard deviation of 0.5 kilograms. the company wishes to test the hypothesis upper h subscript 0 baseline colon mu equals 12 against upper h subscript 1 baseline colon mu less-than 12 using a random sample of n equals 4 specimens. calculate the p-value if the observed statistic is x overbar equals 11.8. round your final answer to five decimal places (e.g. 98.76543).