ramakrishnap10513 ramakrishnap10513

17-01-2021
Mathematics

contestada

SECTION B.
7. After 12 years Raghav will be three times as old he was four years ago. Find his present age.

Respuesta :

LazyBun LazyBun

17-01-2021

Answer: Present age = 12 yrs old

Explanation:

Let x be the present age

x + 12 = 3(x - 4)
x + 12 = 3x - 12
x - 3x = -12 - 12
-2x = -24
x = -24/-2
x = 12

Answer Link

Otras preguntas

SHOW WORK PLS. y = x ^ 2 - x - 11 y = - x - 7 solve by substitution!

Write an essay in about on the nepali society past present and future

Mr. Raymond's compost box has c pounds of compost in it. After a trip to the garden supplier he increased the amount of compost in the box by 30%. He then used

If you divide a number into 3 equal groups and then divide each group in half, you end up with 13. The starting number is.

What is the major contribution of Rudolf Von Laban in modern dance history?

A 5.0 kg block is placed on a 30 degree friction-less incline on the surface of earth. What will be the acceleration of the block?

2 1/2+x=5 1/3 PLEASE HELP

Evaluate log2 1/16. help please.

Determine the volume (L) of nitrogen monoxide gas that is created at STP when 32.2 g of solid copper reacts with excess nitric acid. 3Cu(s) + 8HNO3(aq) — 3Cu(NO

The first term of an arithmetic sequence is 4 and the tenth term is 67. What is the common difference? Show your work or explain your answer.