tamseif tamseif
  • 02-10-2017
  • Mathematics
contestada

How do I solve this problem b+2/b-1=4/5

Respuesta :

sosophiephie3
sosophiephie3 sosophiephie3
  • 02-10-2017
Since this is a proportion we cross multiply.
b+2/b-1=4/5 
b-1(4)=b+2(5)
  4b-4=5b+10
    +4 = +4
     4b=5b+14
    -5b=-5b
    -1b=14
divide by -1 on both sides
b=-14
Answer Link

Otras preguntas

Dr. Hunt just got his PhD, and he wants to print copies of his thesis in hardcover book format. He could use Wildgrove Printing, paying a setup fee of $38 and $
To convert 0.9 to a fraction, Lauren wrote n=0.9 as her first step. For her second step, what should she multiply both sides of that equation by? A) 10 B) 100
In the diagram, the arrow shows the movement of electric charges through a wire connected to a battery. What causes the electric charges to flow from one end of
jake has two gallons of juice how many cups does he have
How do I write 2,450,137 in number words ?
ay/b-by/a=a^2-b^2. find value of y
Solve for b: a+b=-7.8
Which best identifies the underlined clause? These fossils are important, and scientists are interested in them because plants can be identified by their flow
what has affected the honeybee population
"There is a solid sand-bar under it that is nearly as straight up and down as the side of a house." What kind of figurative language is used in this quotation