Seudónimo Seudónimo
  • 08-03-2020
  • Mathematics
contestada

{13x−12y=14
{11x−4=18y
System of Equation
Please explain

Respuesta :

miljanamilovanovic12
miljanamilovanovic12 miljanamilovanovic12
  • 08-03-2020

Answer:

x=2, y=1

Step-by-step explanation:

13x-12y=14

11x-4=18y or 11x-18y=4

13x-12y=14 /*3

11x-18y=4 /*(-2) then

39x - 36y=42 (1)

-22x+36y=-8 (2)

(1)+(2) 17x=34

-22x+36y=-8

x=34/17

-22x+36y=-8

x=2

-22*2+36y=-8

x=2

-44+36y=-8

x=2

36y=-8+44

x=2

36y=36

x=2

y=36/36

x=2

y=1

Answer Link

Otras preguntas

in the punnett square shown in figure 11-1, which of the following is true about the offspring resulting from the cross
Kimo divided a number by 3, subtracted 6, multiplied by 3.6 and added 12 to get 282. What number did he start with?
how to write a real word problem to -8x 60=28
Do you think the united states should have been as actively involved in latin america as it was? Explain your answer
What changes took place in China during the 1970s?
Mindy, a local artist, sells a piece of art at the pizza shop for $15, and the shop takes 15 percent commission. Instead of receiving money, Mindy would like a
The distance between two adjacent crests of a transverse wave?
Suppose the radius of a circle is 7. What is its area?
How did Louis XVI’s weak leadership contribute to the growing crisis in France?
Can you help me solve this math problem? 8-1/3x=16