angelinadurfee
angelinadurfee angelinadurfee
  • 01-08-2021
  • Mathematics
contestada

9x+5y=34
8x-2y=-2
What are the values of x and y? Please explain the steps.​

Respuesta :

bjhazael
bjhazael bjhazael
  • 01-08-2021

Answer:

x = 1 and y =5

Step-by-step explanation:

[tex]8x -2y= -2\\Divide by -2\\-4x+y = 1\\add 4x\\y= 1+4x\\[/tex]

Substitute this value of y in the next equation.

[tex]9x+5(1+4x) = 34\\9x+5+20x=34\\29x+5=34\\29x=29\\x=1[/tex]

Solve for y using x.

[tex]y=4x+1\\y=4(1)+1\\y=5[/tex]

Answer Link

Otras preguntas

900 students attend Ridge wood Junior High School. 25% of students bring their lunch to school everyday. How many students brought their lunch to school on Thur
how many bones does human being have??​
What is the y-intercept of the graph of y = 2.5*?
identify axis of symmetry
Which economic system depends on supply and demand to set prices? (4 points) a Command b Market c Mixed d Traditional
How are non-flowering plants different than flowering plants? Group of answer choices A.Non-flowering plants produce seeds, and flowering plants do not. B.Non-f
There are languages without a standard dialect. Select one: O True O False​
Urgent. will mark brainiest. Explain what happens in the nervous system when your finger is hurt. Please actually answer!
what is file system manipulation​
Solve the system of linear equations using either substitution or the elimination method. 2x+5y=-5 X+3y =3