Solve for x. Find the missing angle measures. Type angle measure here:
x equals:
31
(2x-7)-(x+4)=90
(2x - 7)
Type angle measure here: /
6x + 4)

An automated water dispenser fills packets with one liter of water on average, with a standard deviation of 5 milliliter. the manual says that after a year of operation the dispenser should be tested to see if it needs recalibration. a year later a number of filled packets are set aside and measured separately. it is found that the average packet now contains about 0.995 liters. does the dispenser need calibration? explain your answer.

[15 points, algebra 2]simplify the complex fraction and find the restrictions.

Write the pair of fractions as a pair of fractions with a common denominator