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

Use the formula A = bh , where A is the area, b is the base length, and h is the height of the parallelogram, to solve this problem. Ms. Suzie ordered some til
Can someone please help me with this rotation about a point? It is rotated around 270° counterclockwise.
how many neutrons does the most common isotope of hydrogen have? 1 2 0 cannot be determined
What measures are put into place for limiting immigration in the United States? A. There is restricted immigration based on level of education. B. There are est
The figure shows a carpeted room. How many square feet of the room are carpeted? 30 square feet 44 square feet 56 square feet 76 square feet
Find the horizontal or oblique asymptote of f(x) = 2 x squared plus 5 x plus 6, all over x plus 1 . (5 points)
pls help *URGENT* I need help on about 3-5 questions, ty 1.The soft parts of animals which have become fossils are usually destroyed by: oxygen in the air bacte
When did james madison became president of the united states?
Help with any of these
Which cities near the Great Lakes saw industrial growth