annabelbanne annabelbanne
  • 14-08-2020
  • Mathematics
contestada

Show that 7 + 10/y+2 = 9/y
simplifies to

Show that 7 10y2 9y simplifies to class=

Respuesta :

surjithayer10 surjithayer10
  • 14-08-2020

Answer:

Step-by-step explanation:

[tex]7+ \frac{10}{y+2}=\frac{9}{y}\\or~7y(y+2)+10y=9(y+2)\\multiply~by~y(y+2)\\7y^2+14y+10y=9y+18\\7y^2+24y-9y-18=0\\7y^2+15y-18=0[/tex]

Answer Link

Otras preguntas

What is it called when your heart rate goes faster but your blood pressure drops from a medicine?
Como se llama la canción que dice no hay motivo para decirnos adios tan pronto
Read these lines from the excerpt again: “Gregor,” somebody called—it was his mother—“it’s quarter to seven. Didn’t you want to go somewhere?” What does this
An elementary bilingual teacher asks you to come to her class to talk to her students about how you used to celebrate the holidays with your family. First, you
What valve should be used when the flow is in one direction?
In _______ preparations are made for the nucleus to divide. g2 g1 s mitosis
what element has three half filled orbitals in the 3p sublevel
How do you do this question
How to make a self-sustaining aqua biosphere?
During a lab experiment, students are supposed to add small pieces of magnesium, aluminum, and calcium metal to concentrated hydrochloric acid in a test tube. t