dezariaspencer
dezariaspencer dezariaspencer
  • 02-05-2018
  • Mathematics
contestada

solve the system using the substitution method
4x+6y=8
3x+y=9

Respuesta :

fatehahnordin9p7wo43
fatehahnordin9p7wo43 fatehahnordin9p7wo43
  • 02-05-2018
4x+6y=8
3x+y=9

y = 9 - 3x

4x + 6( 9-3x ) = 8
4x + 54 - 18x = 8
14x = 46
x = 23/7

y = 9 - 3(23/7)
y = 9 - 69/7
y = - 6/7
Answer Link

Otras preguntas

what helps you understand what people are saying to you
How do you sovle 2x+2y=18 6x+y=39
Let f(x) = x2 - 16. Find f-1(x).
A store sells notebooks for $3 each and does not charge sales tax. If x represents the number of notebooks Adele buys and y represents the total cost of the not
What does the phrase "the withered leaves of industrial enterprise" compare failed businesses to? a. Necessary parts of American life that are dying b. Farmla
In England, people associate the acceptance of their Bill of Rights with the reign of
What is the value of y in the solution to the following system of equations? 5x − 3y = −11 2x − 6y = −14
Delia measured her bathtub to be 2 meters long. What is an equivalent measurement?
Classify the triangle by its angles based on the side lengths 4.2, 6.4, and 7.6
Using your knowledge of punctuation, choose the best place to put a comma: The long winding road was dark and ominous.