Mathematics, 26.05.2020 21:58, edith47
To eliminate the y-terms and solve for x in the fewest steps, by which constants should the equations be multiplied by before adding the equations together?
First Equation: 5x − 4y = 28
Second equation: 3x - 9y = 30
The first equation should be multiplied by 3 and the second equation by 5.
The first equation should be multiplied by 3 and the second equation by −5.
The first equation should be multiplied by 9 and the second equation by 4.
The first equation should be multiplied by 9 and the second equation by −4.
Answers: 3
Other questions on the subject: Mathematics
Mathematics, 21.06.2019 19:20, hahah265
Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?
Answers: 3
Mathematics, 21.06.2019 22:40, btaylor1179
Awoman has 14 different shirts: 10 white shirts and 4 red shirts. if she randomly chooses 2 shirts to take with her on vacation, then what is the probability that she will choose two white shirts? show your answer in fraction and percent, round to the nearest whole percent.
Answers: 3
Do you know the correct answer?
To eliminate the y-terms and solve for x in the fewest steps, by which constants should the equation...
Questions in other subjects:
Social Studies, 25.06.2020 05:01
English, 25.06.2020 05:01
English, 25.06.2020 05:01
