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

32. Which side of the triangle in the diagram is the hypotenuse? A. X B. Y C. Z
Employees at a company are given £1,200 to spend on items for the office. They decide to buy a coffee machine and as many bean bags as possible. Bean bags cost
List and explain the main rational for colonialism.
help will be appreciated ty :)
Jerome is painting a rectangular toolbox that is 20 inches by 10 inches by 8 inches. and a tube of paint covers 300 square inches. What is the surface area? and
50 PTS!!!!Which statements must be true to model a data set using a normal distribution? The population mean must be greater than the sample mean. The sample si
solve y=f(x) for x then find the input when the output is 6 f(x)=x+9
how did amy and liz reach their goal? race stratgey
A. 58 B. 110 C. 45 D. 51
그 기 . 1 1 키 Which normal distribution has the greatest standard deviation? O O 80 88 104 112​