gamerplayz23032006 gamerplayz23032006
  • 01-08-2020
  • Mathematics
contestada

Pawan is 10 years older than Arav. 5 years ago one seventh of pawan's age was equal to one fifth of Arav's age. Find their present ages.

Respuesta :

snog
snog snog
  • 01-08-2020

Answer:

Arav is 30 and Pawan is 40

Step-by-step explanation:

We can call Arav's age x and Pawan's age x + 10, therefore we can write the following equation:

1/7((x + 10) - 5) = 1/5(x - 5)

1/7(x + 5) = 1/5(x - 5)

5(x + 5) = 7(x - 5)

5x + 25 = 7x - 35

-2x = -60

x = 30 so x + 10 = 40

Answer Link

Otras preguntas

what is database of computer ?
Who was Samuel F.B. Morse?
y - y₁ = m(x - x₁) Slope-Intercept Form of the Line General Linear Form of the Line Point-Slope Form of the Line Slope Form
Snap, crackle, pop! Name the cereal capital of the world: a. Kellogg, Minn. b. Battle Creek, Michigan c. General Mills, Idaho
United States inventor (born in Scotland) of the telephone (1847-1922)
This state and river share a name, which comes from an Indian word meaning “Father of Waters.”
need help fast what are all the solution to this problem
How many amendments, or changes, are there to the U.S. Constitution? a. 27 b. 14 c. 33
Snap, crackle, pop! Name the cereal capital of the world: a. Kellogg, Minn. b. Battle Creek, Michigan c. General Mills, Idaho
Who was Samuel F.B. Morse?