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

The wheel of a compact car has a 25-in. diameter. The wheel of a pickup truck has a 31-in. diameter. To the nearest inch, how much farther does the pickup truck
Gametophytes are ______ gamete-producing plants A haploid B diploid C both a and b D none
true of false, you dont have to fix the wrong ones 1.__ Radical republicans were glad to seat the new southern senators and representatives in congress. 2.__
which equation represents sublimation? 2Al+3I=2AlI HgCl=HgCl
When slicing a cube perpendicular to its base, parallel to its base, or diagonal to its base, what is the maximum number of sides the cross section shape could
Can anyone help me with this?Estimate the average temperature from 0 ≤ t ≤ 8 using the midpoints of four equal subintervals
In the united states, which is the president’s role as the chief of state?
how do you graph the quadratic 0= x^2 + 21 + 98
Elle can by 2 quarts of milk for 3 dollars or 1 gallon of milk for 3 dollars. Witch is the better deal. Explain
Which of the following statements is NOT a reason why countries other than England had difficulty industrializing