seg1911 seg1911
  • 12-06-2020
  • Mathematics
contestada

solve the simulatenous equation 2x+4y=1 3x-5y=7

Respuesta :

silentguru101
silentguru101 silentguru101
  • 14-06-2020

Step-by-step explanation:

3 (2x + 4y = 1)

2 (3x - 5y = 7)

=> 12y = 3

-10y = 14

22y = -9

divided bothsides

y = -9/22

To find x

substitute Y= -9/22

into 2x + 4y = 1

2x + 4(-9/22) = 1

2x -18/11 = 1

2x= 1 + 18/11

2x = (11 + 18)/11

2x = 29/11

x = 29/11/2

x= 29/22

Answer Link

Otras preguntas

1315 round nearest ten
What is the answer to this equation 4x-9=2x+5
Is hug a indirect object or direct?
Light in vacuum travels at a speed of 3.00 x 10^8 m ^-1 s^-1 on average earth is 93,000,000 miles from the sun how many minutes does it take sunlight to reach
The ratio of the area of an equilateral triangle, in square inches, to its perimeter, in inches, is
During the California Gold Rush of the 1850s, some Americans in the eastern part of the United States reached California by sailing all the way around South Am
if RG=7x+3, GQ=3x+13, and RQ=56, then find the value for x, RQ, and GQ.
please help find out what is b/3+17=48
A rectangular field has an area of 2100 square feet. The length of the field is 50 feet. How wide is the field
How would I draw a model to find the quotient of 2.4 divided by 3.  What is this quotient ?