dagatto7 dagatto7
  • 18-06-2021
  • Mathematics
contestada

Solve the following system of equations with the substitution method.
{x+y=25
y=4x
(x,y)=( , )

Respuesta :

Аноним Аноним
  • 18-06-2021

Answer:

(5,20)

Step-by-step explanation:

x+y=25

If you substitute y=4x,

x+4x=25

Now add like terms

5x=25

Divide 5

x=5

Put it back into the equation

5+y=25

Subtract 5

y=20

Answer: (5,20)

Answer Link

Otras preguntas

what is the length and width of a rectangle with a perimeter of 68cm if width in 2cm less than 8 times the length?​
Given the DNA template strand below type the complementary mRNA that would be made during transcription. AGACTC
Which is the graph of f(x)=4(1/2)x
5. Why are context clues useful when you encounter homonyms?​
Which of the following is NOT an example of a revolving account? a Auto loan b Visa credit card c Dillard's store card d Gasoline company card
can someone please help me​
Find the equation of this line.
The perimeter of a square P depends on the length of its sides S this can be written in function notation as P( s) what is the best interpretation of p(3)=12
what does the following types of algae is uni cellular​
Solve the quadratic equation. x2 + 8x + 14 = 23 What is the smaller answer? x= What is the larger answer? x=