Mathematics, 27.07.2019 13:20 ruthbarrera03p33d7n
3. two lines or equations are described in each part. decide whether each system has one solution, no solution, or infinitely many solutions. show your work or explain your reasoning. (a) line a has a rate of change of 7. line b has a rate of change of -7 (b)2x+3y=5.5 4x+6y+11 (c) line c and line d are parallel
Answers: 2
Mathematics, 21.06.2019 13:30
Two fire-lookout stations are 190 miles apart, with station a directly south of station b. both stations spot a fire. the bearing of the fire from station a is upper n 55 degrees upper e and the bearing of the fire from station b is upper s 60 degrees e. how far, to the nearest tenth of a mile, is the fire from each lookout station?
Answers: 1
Mathematics, 21.06.2019 17:30
Assume that 1400 births are randomly selected and 1378 of the births are girls. use subjective judgment to describe the number of girls as significantly high, significantly low, or neither significantly low nor significantly high. choose the correct answer below. a. the number of girls is neither significantly low nor significantly high. b. the number of girls is significantly high. c. the number of girls is significantly low. d. it is impossible to make a judgment with the given information.
Answers: 1
Mathematics, 21.06.2019 22:20
The four students in the table below each recorded the time and distance traveled while exercising. exercising distance (miles) time (minutes) gia 2 30 harris 5 50 ian 3 40 jackson 4 80 which list ranks the students from fastest walker to slowest walker? jackson, gia, ian, harris harris, jackson, ian, gia harris, ian, gia, jackson jackson, harris, ian, gia
Answers: 3
Mathematics, 21.06.2019 23:00
Afamily went out to dinner and their bill was $113.if they want to leave a 19% tip, how much should they leave.
Answers: 2
3. two lines or equations are described in each part. decide whether each system has one solution, n...
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