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

Sale of short-term stock investments $ 8,500 Cash collections from customers 21,300 Purchase of used equipment 6,600 Depreciation expense 2,700 Required: Com
Pleasssseeeeee hhhhheeeelllpppp
this is the observation ​
Let x1 = 12, y1 = 15, and y2 = 3. Let y vary inversely with x. Find x2.
Identify the genotype of the hornless cow at the top of the pedigree. Use H for hornless and h for horned. Remember that cows are diploid, and a single gene det
Suppose that F(x)=x^3 and G(x)=-2x^3. Which statement best compares the graph of G(x) with the graph of F(x)?
Round to the nearest tenth of a percent. % of 1000 sales is 100 sales. A. 15% OB.5.5% OC. 10% D.50%
A corporate customer stopped by to check in for her reservation for four nights at Redwood Falls Inn. Kevin had already charged the whole amount for the custome
There is a bag filled with 5 blue and 6 red marbles. A marble is taken at random from the bag, the colour is noted and then it is replaced. Another marble is ta
pls help from number five 5​