2019116 2019116
  • 26-05-2015
  • Mathematics
contestada

The difference of a number divided by
3
and
9
is equal to
8
.

Respuesta :

Tori33 Tori33
  • 26-05-2015
two divided by the difference of a number and 3 minus 4 divided by a number plus 3, equals 8 times the reciprocal of the difference of the number squared and 9.
let x=number
2/(x-3)-4/(x+3)=8/(x^2-9)=8/(x+3)(x-3)

LCD: (x+3)(x-3)
2(x+3)-4(x-3)=8
2x+6-4x+12=8
-2x+18=8
-2x=-10
x=5
Answer Link

Otras preguntas

Express the confidence interval (0.403 comma 0.487 )(0.403,0.487) in the form of ModifyingAbove p with caretpplus or minus±E. ModifyingAbove p with caretpplus o
Use the expression -3/7+10
Read the following sentence from Robert F. Kennedy’s speech upon the death Dr. Martin Luther King, Jr. But the vast majority of white people and the vast majori
Fe₃O₄ reacts with CO according to the equation Fe₃O₄ + CO --> Fe + CO₂ (unbalanced) If 478.9 g Fe₃O₄ is reacted with excess CO, what mass of CO₂ will be pr
What resources are found in Greece?
3×the fraction blank 3 =1
PROMPT:TRUE OR FALSE: It is more important to earn GRADES than to LEARN.Your answer​
Corporate decision makers and analysts often use a particular technique, called a DuPont analysis, to better understand the factors that drive a company's finan
the tempurature is changing every day by -3/16 degree farenheit. what will be the change in temerature after 4 days?​
Please help. I’ll mark you as brainliest if correct .