subject
Mathematics, 23.07.2021 19:30 shreejantamang716

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

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 14:30
What are the coordinates of the hole in the graph of the function f(x) ? f(x)=x2−9x−3 enter your answer in the boxes.
Answers: 1
question
Mathematics, 21.06.2019 14:30
Your friend swims on the school team. in his first four races, his times are 24.7, 23.5, 25.6, and 27.2 seconds. which time listed for his next race would make the range larger?
Answers: 1
question
Mathematics, 21.06.2019 19:00
Four individuals pool money together to start a new business and agree to split the profits equally. n invests $6,000, x invests $2,000, y invests $8,000 and z invests $4,000. if the profits for the first month were $100,000, y receives than if the profits were divided in proportion to how much they invested.
Answers: 3
question
Mathematics, 21.06.2019 21:00
Roger could feed 5 walruses with 4 kilograms of fish. how many walruses could he feed with 7.2 kilograms of fish?
Answers: 1
You know the right answer?
To eliminate the y-terms and solve for x in the fewest steps, by which constants should the equation...
Questions
question
History, 20.01.2021 01:00
question
Mathematics, 20.01.2021 01:00
question
English, 20.01.2021 01:00
question
Mathematics, 20.01.2021 01:00