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

how did the Indus and Ganges river protect Harappa and Mohenjo-daro
Challenge problem: Is it possible to find the square root of a negative number? Why or why not?
Describe the overall mood, atmosphere, or underlying idea of the following excerpts and list the author's words that have connotations that contribute to that m
What vision does santiago have when he witnesses the hawks in the desert?
What does tiresias predict will happen if odysseus raids the herds of helios?
Zhi bought 18 tickets for games at a fair. Each game requires 3 tickets. Zhi wrote the expression 18 – 3g to find the number of tickets she has left after playi
PLEASE HELPPP ASAP 1. Consider the function y = 1/x. a. What happens to the value of the function as the value of x gets very large? b. For what value
How do variations in temperature affect the altimereter?
Which job in the Finance career would be best for someone who had knowledge of banking and credit systems and the ability to repetitively process transactions?
Jeanette purchased a concert ticket on a web site.The original price of the ticket was $75.She used a coupon code to receive a 20% discount.This website applied