Question

2. Thrice a number is equal to a number increased by 15. Find the number​

Answer 1

Answer:

Let the unknown number be x .

Then, According to the question,

\begin{gathered}\huge \bf3x = x + 15 \\ \\ \leadsto \rm 3x - x = 15 \\ \leadsto \rm \: \: \: \: \: \: \: \: 2x = 15 \\ \leadsto \rm\: \: \: \: \: \: \: \: \: \: x = \frac{15}{2} \: \: \: \: = \frak{\red{7.5}}\end{gathered}

3x=x+15

⇝3x−x=15

⇝2x=15

⇝x=

2

15

=7.5

Step-by-step explanation:

plz follow me...

Answer 2

Answer:

x = 15/2

Step-by-step explaination:

Let x be the number

= 3x = x+15

= 3x-x = 15

= 2x = 15

= x=15/2

Step-by-step explanation:

mark me the Brainliest