Select the correct answer.

Mathematics

1 answer:

Goshia [24]3 years ago

5 0

The right answer is Option B.

Step-by-step explanation:

Let,

Age of Nora = x

Age of Damon = y

According to given statement;

x = 3y Eqn 1

In 8 years;

x+8 = 2(y+8) Eqn 2

Putting value of x from Eqn 1 in Eqn 2

$3y+8=2(y+8)\\3y+8=2y+16\\3y-2y=16-8\\y=8$

Damon is now 8 years old.

In 8 years, he will be = 8+8 = 16 years old

Damon will be 16 years old in 8 years.

The right answer is Option B.

Keywords: linear equation, substitution method

Learn more about linear equations at:

#LearnwithBrainly

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