idoyle276 idoyle276
  • 24-08-2020
  • Mathematics
contestada

The sum of two numbers is 21.
The second number is six times the first number. Work out the two numbers

Respuesta :

nancyosuji78 nancyosuji78
  • 24-08-2020

Answer:

3 and 18

Step-by-step explanation:

let x be the first number

let 6x be the second number

x + 6x = 21

7x=21

x=21/7

x=3

second number =6x

second number 6x3= 21

Answer Link

Otras preguntas

Helpp meeee the picture is above.
May I please receive help? Please????
Classification of words in spanish. words... 11.Idea 12.Medicina 13.Animal 14.Ático 15.Dígamelo 16.Dímelo 17.Antepenúltimo 18.Piña 19.Música 20.Sílaba A. agud
Where do most metabolic reactions occur? all of the above O plasma membranes O nucleus O cytoplasm
reflective thought about Charles Cooley of his theory of self??​
People living in this country, on average, make the least amount of money.
The events recounted in the third through eighth paragraphs ("Without... I guess") establish which of the following about Nathan? A His keen observational power
ano ang nangyari noong agosto 19 1896​
Find the slope of the line that passes through (1, 2) and (10, 10). Simplify your answer and write it as a proper fraction, improper fraction, or integer.
CHEMMMMMMMMM HELPPPPPP PLEASEEEE