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

John Adams foreign policy with France included _________? making a successful treaty declaring war declaring neutrality but secretly seizing french ships an un

The Rigveda was one of the four sacred texts of what religion?

how could the urban area pose a threat to the everglades?

What is the center of atom called??

The surface area of a prism is 125 in2. the 2 is suposed to be cubed or squared or whatever Which statements are true about the same prism measured in square

If a+ar =b+r the value of an item of b and r can be expressed as A) 1+b over r+b B) b/r +1 C) 1+b over r D) b+r over 1+r Please

Full of sarcasm and Irony A. Satire B. Tone C. Epic D. Lyrics

What are the next four multiples of the fraction 2/6

Solve using substitution. 4a=3b+3 a=b-1

Ben has 55 baseball cards. He will give 1/5 of his cards to his younger brother, Phil. How many cards will Phil get?