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

What is the attached body form of Cnidarians
Which of the following is an incorrect pairing of a pre-world war i nation and its post-war nameA.Russia/Soviet Union B.Armenia/Republic of GeorgiaC.Austria-Hun
How many atoms are in 3.50 moles of calcium (Ca)?
what was the goal of slaveholders in their treatment of slaves? were they successful in achieving this goal?
Which word means an excess of an overabudance in supply?
A toy that was originally $35 is now marked down to $28. What percentage was the toy marked down?
The Great Vowel Shift was primarily a change in _____. semantics syntax phonetics
what is the quotient of 44/0
Amphibians can breathe through their skin. true or false?
which type of air mass originates over northern Canada?