Mathematics, 05.04.2021 22:20 emilypzamora11
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.
O The first equation should be multiplied by 3 and the second equation by -5.
O The first equation should be multiplied by 9 and the second equation by 4.
O The first equation should be multiplied by 9 and the second equation by -4.
Answers: 3
Another question on Mathematics
Mathematics, 21.06.2019 22:50
Jim had 15 minutes to do 5 laps around his school what would his time be
Answers: 1
Mathematics, 22.06.2019 00:00
Add, subtract, multiply, or divide as indicated. list any restrictions for the variable(s) and simplify the answers when possible. 1) x-2 / x+5 + 3x / 2x-1 2) x+6 / x-6 - x^2 / x+6 3) x+9 / x-4 + x+2 / x^2-11x+28 4) x / x^2-64 + 11 / 2x^2+11x-40 5) 5 / x + 11 / x-3 - x-4 / x^2+2x-15
Answers: 1
Mathematics, 22.06.2019 01:00
Arestaurant offers delivery for their pizzas. the total cost the customer pays is the price of the pizzas, plus a delivery fee. one customer pays $23 to have 2 pizzas delivered. another customer pays $59 for 6 pizzas. how many pizzas are delivered to a customer who pays $86?
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
Mathematics, 03.10.2019 07:20
Health, 03.10.2019 07:20
Mathematics, 03.10.2019 07:20
Mathematics, 03.10.2019 07:20
Biology, 03.10.2019 07:20
Mathematics, 03.10.2019 07:20
Physics, 03.10.2019 07:20
Mathematics, 03.10.2019 07:20
Mathematics, 03.10.2019 07:20
Physics, 03.10.2019 07:20
Mathematics, 03.10.2019 07:20
