faithgamez5 faithgamez5
  • 11-01-2021
  • Mathematics
contestada

Which is the solution of this system of equations? y=5x−8 3y=x+18

Respuesta :

Ocean397
Ocean397 Ocean397
  • 11-01-2021

X=3

Y=7

work:

y=5x-8 (substitute)

3(5x-8)=x+18

15x-24=x+18

subtract 1x from both sides

14x-24=18

add 24 to both sides

14x=42

divide both sides by 14

x=3

y=5(3)-8

y=15-8

y=7

Answer Link

Otras preguntas

Write three numbers that are between -3 and -4
A= The amount of tangible assets contributed by the new partner into the partnership B= The amount of capital credited to the new partner C= Total Capital of
According to Archimedes’ principle, the mass of a floating object equals the mass of the fluid displaced by the object. Use this principle to solve the followin
a vector is 253m long and points in a 55.8degree direction. Find the y-component of the vector.
which two ??! need answer asap !
Which of the following pieces of information could be deleted from a 15-second Public Service Announcement on drinking water safety? A. The city water supply is
How did the persians maintain peace after conquering new people??​
3 times the difference of X and 4 is greater than or equal to -8 and less than or equal to 10. What is the inequality?
What is 12500 written in scientific notation?
List three responsibilities that parents must face ?