ash9993 ash9993
  • 03-09-2020
  • Mathematics
contestada


If 9 is subtracted from a certain number and the difference is divided by 3, the result is 1 more than
1/7 of the original number. Find the original number.

Respuesta :

shinchan69
shinchan69 shinchan69
  • 07-09-2020

Answer:

Let the number be x.

(x-9)/3= (x/7)+1

(x-9)/3= (x+7)/7

Cross multiplying

7x-63= 3x+21

4x= 84

x= 42

Hope this will help :-)

Answer Link

Otras preguntas

What is the inequality -26
give an example of a unit rate used in a real-world situation
A ray of light strikes a mirror. The angle formed by the incident ray and the reflected ray measures 90 degrees. What are the measurements of the angle of inci
divide 18 cups if flour into two groups so the ratio is 4 to 5
what is the place value of 0.8?
Ten pints of 15 % salt solution are mixed with 15 pints of 10 % salt solution. What is the concentration of the resulting solution?
The average square inch (6.5 cm2) of skin has how many blood vessels? a. 10 b. 20 c. 30 d. 40
write the word form for 3,152,308,726
what integer does the square root of 18 lie between
The great Pyramids were A.Tombs for the pharoahs B. Tombs for the priests C.Temples to the gods D. Fortresses