radomes.openskiesproject.org
EpIcyA104 EpIcyA104
  • 30-01-2017
  • Mathematics
Answered

Use the substitution method to solve the system of equations.


{y=x−8


2x + 3y=1


What is the solution?



(4, −4)


(2, −6)


(5, −3)


(0, −8)

Verified Answer :

equestriangirl131
equestriangirl131 equestriangirl131
  • 30-01-2017

Substitute y = x - 8 for y in 2x + 3y = 1:
2x + 3(x - 8) = 1
2x + 3x - 24 = 1
5x - 24 = 1
5x = 25
x =  5
Substitute 5 for x in y = x - 8 and 2x + 3y = 1
y = 5 - 8 --> y = -3
2(5) + 3y = 1 --> 10 + 3y = 1 --> 3y = -9 --> y = -3
x = 5 and y = -3

Answer Link

Related Questions

Most of the worlds population resides in which climate zone ATropical BModerate CCold DDry
can you help me with these two french adjective assignments
what is another way to write 9 times 200
Alliteration in the hobbit
What were citizens of the polis expected to do A worship selected gods B be directly involved in the government C set up schools for all people
Which mixed number is equivalent to 97 A 1 29 B 1 27 C 2 17 D 2 19
What is the drop box options
Rose went to a stationary shopshe purchased 2 packs of red pens4 packs of black pensand 3 packs of blue pensthe cost of each pack of pens was 250which expressio
Should I multiply or divide Anita grew a garden with 34 of the area for vegetables In the vegetables section 16 of the area is carrots What fraction of the tota
Which of the following describes stage directions a explanations about how the actors sound and behave b the meaning behind events and characters actions c writ