17-12-2020
Mathematics

contestada

х+бу =20
x+3y = 14
Solve the simultaneous equations

Respuesta :

CAEDALPE CAEDALPE

17-12-2020

х+6у =20

x+3y = 14 //-1

-----------------------

х+6у =20

-x-3y = -14

------------------------

3y = 6

y = 2

x + 3(2) = 14

x + 6 = 14

x = 14 - 6

x = 8

Answer Link

Otras preguntas

What is the area of the triangle?

One use of CaCl2 is for salting roads in the winter. How much would the freezing point of water decrease if a 3.23 molal (m) solution of CaCl2 were applied? (Kf

47526 to the nearest 10

Which of the following did Thomas Jefferson oppose? purchase of Louisiana the National Bank the Embargo Act

PLEASE HELP ASAP! GIVING 50 POINTS! What would you do if you were invisible for a day?

Acellus Find Y. Round to the nearest tenth. 20 ft/ \22 ft Y Х 18 ft Y= [? ]° Law of Cosines: c2 = a2 + b2 - 2ab cos C Enter

Nora is decorating the outside of a box in the shape of a cube. The figure below shows a net for the box (Please Help)

Please help me so difficult

In which state of matter does an object have a fixed volume and a fixed shape?

The letters have been delivered by the postman change into active voice