youngblood1 youngblood1
  • 22-01-2015
  • Mathematics
contestada

I'm thinking of a number. When I double my number and then subtract the result from five I get negative one. What is my number

Respuesta :

naǫ
naǫ naǫ
  • 22-01-2015
x - the number
you double the number - 2x
you subtract the result from five - 5-2x
you get negative one - 5-2x=-1

[tex]5-2x=-1 \\ -2x=-1-5 \\ -2x=-6 \\ x=\frac{-6}{-2} \\ x=3[/tex]

The number is 3.
Answer Link

Otras preguntas

Physician assistants (pas) are employed in physician offices throughout the united states. although the pa provides direct patient care, he or she is under the
Select all that apply. Images produced by a flat mirror are? ( theres more than one answer) A: inverted ( upside down) B: left-right reversed C: upright D: dim
What is the hypotenuse of a triangle if one leg is 8 inches and 6 Inches
The continents began to drift apart by the end of the _______ period. A. Cretaceous B. Neogene C. Cambrian D. Permian
What is the length of the third side
You start with 100 units and end with 150 units, what is the percentage increase?
How do you foresee the nyu college of dentistry dds program helping you achieve your career goals?
In what direction and by how many units is the graph of f(x) = −7 sin(3x + π) − 2 vertically and horizontally shifted? Down 2, right pi over 3 Down 2, left pi
Two objects of the same mass are on two different planets. Planet A has a force of gravity that is weaker than that of planet B. How will the weights of the obj
Solve it I don't know how?