hsalinas7374 hsalinas7374
  • 01-10-2019
  • Mathematics
contestada

Solve the system X plus 3Y equals 5X plus 4Y equals six

Respuesta :

Аноним Аноним
  • 01-10-2019

Answer:

x+3y = 6

or, x = 6-3y.................(1)

3x+5y =6..........(2)

Substituting x = 6-3y in equation (2),

3 (6 - 3 y)+5 y =6

or, 18 - 9y +5y=6

or, y = 3

x = 6 - 3y = 6- 3.-3 = -3

Answer Link

Otras preguntas

If the freezing point depression for a solution is 2. 5°c and kf = 4. 5°c/m, what is the molality of the solution?
In step 2, when you added nitric acid to the copper wire, what gas was produced?.
PLEASE ANSWER ITS URGENT ILL GIVE BRAINLIEST
1. What is the relation between distance and speed? a) distance= speed x time b) distances speed / time c) distance= time / speed d) None of these​
what motivates margot
Good evening! Can someone please answer this, ill give you brainliest and your earning 50 points. Would be very appreciated.
Combine the two sentences into one sentence
if x=-2 then write the ordered pair that is a solution of 5x-3y=-25
The probability of winning a lottery by selecting the correct six integers from the positive integers not exceeding 50 is _____ × 10–8
Mercury(ii) oxide (hgo) decomposes to form mercury (hg) and oxygen (o2). the balanced chemical equation is shown below. 2hgo right arrow. 2hg o2 the molar mass