Two lines, a and b, are represented by the equations given below: line a: 2x + 2y = 8 line b: x + y = 4 which statement is true about the solution to the set of equations? it is (8, 4). it is (4, 8). there is no solution. there are infinitely many solutions. will give 100 points to the best answer.

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.

Is the square root of 4 plus the square root of 16 rational?

Write an introductory paragraph for this corrie ten boom and her family were faced with some difficult choices after hitler came to power. some family members paid the ultimate price. write a carefully thought-out paper of at least 200 words dealing with the following concepts: --how should a christian act when evil is in power? --what do you think it would be like to live in an occupied country? remember to proofread anything you write thoroughly.