Toogrungeforyou Toogrungeforyou
  • 02-12-2016
  • Mathematics
contestada

solve each system of linear Equations x+y=5 x-3y=3

Respuesta :

Thos Thos
  • 02-12-2016
x+y=5     y=5-x

x-3y=3
x-3(5-x)=3
x-15+3x=3
4x=18
x=4.5

y=5-x
y=0.5

check
x+y=5          4.5+0.5=5
x-3y=3         4.5-1.5=3
Answer Link

Otras preguntas

Randy and Sandy have a total of 20 books between them. After Sandy loses three by leaving them on the bus, and some birthday gifts double Randy's collection, th
When hearing the words ""eel is on the wagon,"" you would likely perceive the first word as ""wheel."" Given ""eel is on the orange,"" you would likely perceive
what is the period of revolution of a planet that is 5.2 times as far away from the sun ad earth​
Does anyone know this?
Elaborate why do you think most Indian groups eventually stopped resisting the United States
Imagine you are researching the subject of feudalism in Europe. You have primary sources from two perspectives: a king who ruled a feudal country a noble who sw
The Reference section should start on a separate page under the centered heading References, which does not use bold font. The reference entries should appear i
Does the wire in the electrical cord of an electric kettle have a higher or lower resistance than the heating element inside the kettle
I picked that one I have no clue if it is correct can someone please check and verify it is correct, thank you.
Consider a wire of a circular cross-section with a radius of R = 3.03 mm. The magnitude of the current density is modeled as J = cr2 = 5.25 ✕ 106 A/m4 r2. What