anishaadhikari478
anishaadhikari478 anishaadhikari478
  • 01-09-2021
  • Mathematics
contestada

a) biswant thought of a number. he double it and added 5. if he got 13, find the number he thought​

Respuesta :

Spaz717
Spaz717 Spaz717
  • 01-09-2021

Answer:

Four

Step-by-step explanation:

13- 5= 8

8/2=4

You simply do the problem in reverse.

Answer Link
devishri1977
devishri1977 devishri1977
  • 01-09-2021

Answer:

The number is 4

Step-by-step explanation:

Let the number = x

Double of x = 2*x = 2x

Then add 5 to it: 2x +5

2x +5 = 13

Subtract 5 form both side

2x + 5 - 5 = 13 - 5

         2x = 8

Divide  both sides by 2

       x = 8/2

x = 4

Answer Link

Otras preguntas

A book contains 120 pages and each page 35 lines how many pages will the book contains if every page has 24 lines
an experiment was conducted in which a purified protein from the body was exposed to a solution high in urea, and its tertiary structure was lost. when it was r
Describe why people settled in the Balkan Peninsula by the A.D. 400s and 500s.
help with geometry pleasee
Solve the following question Find X,Y Please help I need this done by today.
Use the graph of f to estimate the local maximum and local minimum. (5 points) A piecewise graph is shown with a line increasing to 0,-2 terminating at that poi
Suggest and explain one other action that can be done so that the house remains warmer duringthe cold months.​
Help immediately!!!!! What is the average rate
Help !! No work is needed to be shown
hi im 29 yrs of age and just going back to school torecieve my hs diploma.i have 2 subjects left which is math and writing.im having a problem with adding fract