ghazalbustami ghazalbustami
  • 03-10-2020
  • Mathematics
contestada


x + 5y = 28
- x - 2y = -13

Respuesta :

us8765594229
us8765594229 us8765594229
  • 03-10-2020

Answer:

x=3

y=5

Step-by-step explanation:

x+5y=28 (i)

-x-2y=-13. (ii)

add equation 2 from equation 1

x+5y=28

-x-2y=-13

3y=15

y=5

put the value of y in equation 1

x+5y=28

x+5*5=28

x+25=28

x=28-25

x=3

Answer Link

Otras preguntas

water in a pan over a radiator evaporates much faster than a water pan in a table ???? i need help ppl
next term in sequence 61, 122, 244, 488
What is 38/50 as a decimal... and what is 28/50 as a decimal? PLEASE HELP ME !!!! i hate struggling with homework!
Explain why the railroads were not built in a straight line from east to west.
Use the order of operations and the digits 2,4,6 and 8 to create an expression with a value of 2
Why did populations soar between 1800 and 1900?
how do you now 11/33 is a simplest form
The distance of a wave crest from its resting. position is its. out of A. Wavelength B. Amplitude C. Height
If the angles of a triangle are in ratio 2:3:7 find the measure of all the angles of the triangle
How do you say I was born in the Philippines in Spanish