Mrs. Tyler's room shares a common wall with a storage closet. The closet is 15 feet long and 25 feet wide, as shown below. The combined area of her room and the closet is 1250 square feet. How long is Mrs. Tyler's room? 35 feet 40 feet 50 feet 85 feet

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

Michael is training for a marathon. in his first week he plans to run 8miles. what path should he take

Ur environment is very sensitive to the amount of ozone in the upper atmosphere. the level of ozone normally found is 4.04.0 parts/million (ppm). a researcher believes that the current ozone level is not at a normal level. the mean of 2525 samples is 4.44.4 ppm with a standard deviation of 0.80.8. assume the population is normally distributed. a level of significance of 0.020.02 will be used. make the decision to reject or fail to reject the null hypothesis. answer tables