Perry1635 Perry1635
  • 04-04-2020
  • Mathematics
contestada

How do I solve this equation using the substitution method?

x -3y = 4

4x - 2y = 26

Respuesta :

TheNoobXD
TheNoobXD TheNoobXD
  • 04-04-2020

Answer:

(7,1)

Step-by-step explanation:

x-3y=4

4x-2y=26

change numbers on top to an equation

x=4+3y

4x-2y=26

substitute x into an equation

4(4+3y)-2y=26

solve

y=1

substitute y into an equation

x=4+3•1

multiply 3 and 1

x=4+3

x=7

(7,1)

Answer Link

Otras preguntas

( PLEASE HELP) The ferry family rented 50 chairs for $150. Which expression can be used to find the cost per chair? A) 50 chairs/ $150 B) $150/50 chairs C) $50
why it’s possible to walk through air but not a concrete wall
I NEED HELP ASAP. Choose the term to complete the sentence. Python is a (High or low) -level language. Machine language is a (high or low) -level language.
a) Compare and Contrast the Early signs and symptoms and late signs and symptoms of HIV.
the gaining of unauthorized access to data in a system or computer:
Solve for x. 4x - 4 <8 AND 9x + 5 > 23
Sublimation does not play a role in the water cycle. True False
In Mr. Senter​'s ​classroom, 2/3 of the students play sudoku. Of the students who play sudoku​, 3/8 also play chess. If there are 24 students in his ​class, how
True or False. A force is a push or pull exerted on an object.
A reaction of 12.640 g of copper oxide with 0.316 g hydrogen produces 2.844 g of water and Xg of copper X = _g