Solve the equation. u+3=7

If x is 6, then 7x= a. 13 b. 42 c. 42x d. 76

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).

You have 138.72 in your saving account u take out 45.23 and 18.00 you deposit 75.85 into your account