Mathematics, 13.01.2021 03:20 galaxychild101
Answer quick: Which statements are true about the ordered pair(−1,−4) and the system of equations?
x−y=3
7x−y=−3
Select each correct answer.
The ordered pair (−1,−4) is not a solution to the system of linear equations.
The ordered pair (−1,−4) is a solution to the system of linear equations.
When (−1,−4) is substituted into the second equation, the equation is false.
When (−1,−4) is substituted into the first equation, the equation is false.
When (−1,−4) is substituted into the second equation, the equation is true.
When (−1,−4) is substituted into the first equation, the equation is true.
Answers: 1
Mathematics, 21.06.2019 21:40
The management of a supermarket wants to adopt a new promotional policy of giving a free gift to every customer who spends more than a certain amount per visit at this supermarket. the expectation of the management is that after this promotional policy is advertised, the expenditures for all customers at this supermarket will be normally distributed with a mean of $95 and a standard deviation of $20. if the management wants to give free gifts to at most 10% of the customers, what should the amount be above which a customer would receive a free gift?
Answers: 2
Mathematics, 22.06.2019 00:00
An equation in slope-intersept form the lines that passes thought (-8,1) and is perpindicular to the y=2x-17.
Answers: 1
Mathematics, 22.06.2019 05:00
Aubrey read 29 books and eli read 52 books what number equals to the number of books aubrey read
Answers: 1
Answer quick: Which statements are true about the ordered pair(−1,−4) and the system of equations?...
Mathematics, 01.07.2020 16:01
Mathematics, 01.07.2020 16:01
Mathematics, 01.07.2020 16:01
History, 01.07.2020 16:01