Mathematics, 25.03.2020 05:27, brockmerino

The sum of two numbers is 12. The first number, x, is twice the second number, y. Which system of equations could be
used to find the two numbers?
{ x + y = 12
1 x = 2 + y
s x + y = 12
1 X = 2y
o {xy = 12
= 2 + y
O
xy = 12

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 14:30, imlexi12393

Translate the following situation into an inequality statement . lily has $25 to spend on a charm bracelet for her sisters birthday gift the cost of the bracelet is $12 plus $1.50 per charm

Answers: 1

continue

Mathematics, 21.06.2019 16:00, twil85459

Find the average speed of a rabbit that runs a distance of 22 m in a time of 1.8 s .

Answers: 1

continue

Mathematics, 21.06.2019 18:00, keidyhernandezm

List the sides of δrst in in ascending order (shortest to longest) if: a ∠r =x+28°, m∠s = 2x+16°, and m∠t = x+12°

Answers: 2

continue

Mathematics, 21.06.2019 20:30, PONBallfordM89

Adecibel is a logarithmic unit that can be used to measure the intensity of a sound. the function y = 10logx gives the intensity of a sound in decibels, where x is the ratio of the intensity of the sound to a reference intensity. the reference intensity is generally set at the threshold of hearing. use the graphing utility to graph the decibel function. a whisper has a sound intensity of 30 decibels. use your graph to you complete the following statement. the sound intensity of a whisper is times the reference intensity.

Answers: 1

continue

Do you know the correct answer?

The sum of two numbers is 12. The first number, x, is twice the second number, y. Which system of eq...