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

sunayana thought of number. She trebled it and subtracted 7 from it. If she got 8, find the number she thought of.​

Respuesta :

Meowsie13
Meowsie13 Meowsie13
  • 01-09-2021

Answer:

Number she thought = 5

Step-by-step explanation :

-The number sunayana took :- x

- The number after she trebled it :- 3x

So,

-3x - 7 = 8

= 3x = 7 + 8

= 3x = 15

= x = 15 / 3

= x = 5

Hope It helps :)

Answer Link
keithkhumal02
keithkhumal02 keithkhumal02
  • 01-09-2021

Answer:5

Step-by-step explanation:5×3=15

15_7=8

Answer Link

Otras preguntas

what is force ?is it desirable or undesirable?
Compute the odds in favor of rolling a sum of 10 in a single roll of two fair dice
find the amplitude, period, and phase shift of the function defined by: y=3-2cos(3x+pi)
If f(x) is 4x-3 what is (f^-1of) (10)
List all integers between -0.6 and 4.17 THANK U
let f(x)=2x-3 and g(x)= -x^2-1 find ( g o f) (x)
which of the following expressions does not equal: the sixth root of 81x^4y^8 a. (3xy^2)^2/3 b. (3x)^2/3y^4/3 c. (3x^2y^4)^1/3 d. cube root of 9x^2y^4
What is the probability of someone correctly guessing your Social Security number? (Assume all digits 0-9 are available for use)a
Six popular brands of tea are to be used in a blind taste study for consumer recognition. If three distinct brands are chosen from the six, and if the consumer
Compute the odds in favor of rolling a sum of 10 in a single roll of two fair dice