trenycejackson01 trenycejackson01
  • 02-11-2018
  • Mathematics
contestada

If ef= 2x-7, fg= 3x-9, and eg= 19, find the values of x, ef, and fg

Respuesta :

wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-11-2018

ef+fg =eg

2x-7 +3x-9 =19

5x-16=19

add 16 to each side

5x =35

x=7

ef = 2x-7

ef =2*7-7

ef =7

fg =3x-9

   = 3*7 -9

   = 21 -9

   = 12

Answer: x=7

      ef =7

fg =12

Answer Link

Otras preguntas

Help me on this math problem please! I’ve been stuck on it for 15 mins now
when is the time span of loving v.virginia?
Which of the following statements about buying centers is true? A) The buying center is a fixed and formally identified unit within the buying organization. B)
In Calvinism, the Eucharist rather than the sermon was the center of worship. a. True b. False
Fossil fuels, such as coal and oil, get their names because they form from fossilized organisms trapped under extreme pressure and heat from the center of Eart
What’s the answer for this question
Please help asap!!! Select TWO sentences from below that show Lincoln's optimism regarding the outcome of the war.
Which one is greater 0.05 or 0.050
Suppose SAT scores among college students are normally distributed with a mean of 500 and a standard deviation of 100. If a student scores a 700, what would the
Read the excerpt from Hemingway’s A Farewell to Arms. The major was a little man with upturned mustaches. He had been in the war in Libya and wore two wound-str