redfoxthrtysix
redfoxthrtysix redfoxthrtysix
  • 04-08-2018
  • Mathematics
contestada

Solve for x. 5/2x+3=4/x

Respuesta :

gmany
gmany gmany
  • 06-08-2018

[tex]\text{The domain:}\\2x+3\neq0\ \vee\ x\neq0\\\\D:x\in\mathbb{R}-\{-1.5,\ 0\}[/tex]

[tex]\dfrac{5}{2x+3}=\dfrac{4}{x}\ \ \ |\text{cross multiply}\\\\5x=4(2x+3)\\\\5x=8x+12\ \ \ |-8x\\\\-3x=12\ \ \ \ |:(-3)\\\\x=-4\in D[/tex]

Answer: x = -4

Answer Link

Otras preguntas

relationship between galactose and mannose​
Help me please.............
what is the definition of tendon
HELP ! DUE TODAYYYYYY!
Pyramus and Thisbe “Love cannot be forbidden. The more that flame is covered up, the hotter it burns! Love can always find a way.” 1. Who said this? Why? 2. Wha
A container holds 23 gallon of apple juice. If four people from the cross-country track team share the juice equally, how much juice will each team member get?
Please help!!!!! (50 points)
Arrange the following in order from strong negative to strong positive. ​
The branch of biology concerned with the relationships of organisms to one another and their environment. A. Ecology B. Environmental science C. Demography D
Ideally, news would not have any bias. However, the writer’s perspective often enters into the story. Should you assume any article with bias is not factual? Ex