subject
Mathematics, 27.06.2019 16:30 reneecoutinho10

3. to combine the equations and solve for one of the variables, you need to eliminate the other variable. how can you change one equation so that one variable is eliminated when the two equations are added? explain and write the new equation. 12x + 6y = 120 4x + y = 30 combine the two equations to eliminate one of the variables, and then solve for the other. solve for the other variable. prove that your solutions are correct by substituting the values back into the original equations and verifying the answers.

ansver
Answers: 1

Another question on Mathematics

question
Mathematics, 21.06.2019 16:40
Which of the following statement about pascal's triangle are true?
Answers: 1
question
Mathematics, 21.06.2019 19:00
Kayla and alberto are selling fruit for a school fundraiser. customers can buy small boxes of grapefruit and large boxes of grapefruit. kayla sold 3 small boxes of grapefruit and 1 large box of grapefruit for a total of $65. alberto sold 1 small box of grapefruit and 1 large box of grapefruit for a total of $55. what is the cost each of one small box of grapefruit and one large box of grapefruit?
Answers: 1
question
Mathematics, 21.06.2019 21:30
The box plots show the average speeds, in miles per hour, for the race cars in two different races. which correctly describes the consistency of the speeds of the cars in the two races?
Answers: 3
question
Mathematics, 21.06.2019 23:00
Ithink i know it but i want to be sure so can you me out ?
Answers: 1
You know the right answer?
3. to combine the equations and solve for one of the variables, you need to eliminate the other vari...
Questions
question
Mathematics, 20.08.2020 08:01
question
Mathematics, 20.08.2020 09:01
question
English, 20.08.2020 09:01
Questions on the website: 13722367