ashlyn12333 ashlyn12333
  • 22-04-2020
  • Mathematics
contestada

Solve the system of equations by substitution.
x+y=18
y=8x

Respuesta :

mkbybee
mkbybee mkbybee
  • 22-04-2020

Answer:

x=2, y=16

Step-by-step explanation:

x+y=18

y=8x

x+8x=18

x=2

y=16

Answer Link
anderrr anderrr
  • 22-04-2020

Answer:

2

Step-by-step explanation:

x + y = 18

y = 8x

x + 8x = 18

9x = 18

x = 18÷9

x = 2

Answer Link

Otras preguntas

Which pairs of triangles can be shown to be congruent using rigid motions? Select Congruent or Not Congruent for each pair of triangles.
Choose the logical transition to fill in the blank. Many video games allow players to choose their own character.​ ______, some games even allow the player to d
solve for y. y-10=x
Hey resources such as soil or trees that can be replaced by the earths natural process is called a
What can you say about flat bicycle tire
What has a foot on each end and one in the middle
Please help me out with this thanks:)
What is the slope of this line?
once you reach the last step of a maths equation which shows -8k = 8k . what is k ?
Which of the following statements best describe the graph of 3x-2y=4