ryannvanderson97 ryannvanderson97
  • 07-06-2021
  • Mathematics
contestada

What is the solutions to the 2 system of equations? The X and Y have to be the same for both equations.

5x+4y=12

3x+6y=8

Respuesta :

princessetiboo
princessetiboo princessetiboo
  • 07-06-2021

Answer:

x = 5, y = 7

Step-by-step explanation:

x – y = -2 ——— 1

5x – 4y = -3 —– 2

x = -2 + y ——— 3

3 in 2 ≈ 5(-2 + y) – 4y = -3

-10 + 5y – 4y = -3

y = -3 + 10

y = 7

Putting y = 7 in 3, we have;

x = -2 + (7)

x = 5

Hence (x, y) = (5, 7)

Answer Link

Otras preguntas

Which is the best example of a primary source document useful in the study of history?
Elaborate on the reason(s) that matter is said to move even as in a solid state. A) The particles are bound through intermolecular forces but are able to move
Is 41/50 closer to 9/11 or 10/11
14 and 3 tenths as a decimal
which expressions are equal to 8 when x=6 and y=2? Choose all answers that are correct. A. x-y+4 B. y+x-4 C. xy-2 D. 5+(x÷y)
In the era before the Industrial Revolution, the expectation was that women would
What is 1.92 as a fraction in simplest form
If x/y is rational, must x and y each be rational? A) Yes; because the quotient of rationals is rational. B) No; because x and y could have a common irra
Mixed economies are used by few countries today. true false
Which leader split the Roman Empire into two parts to make it easier to govern? a. Diocletian b. Julius Caesar c. Caesar Augustus d. Constantine