Question

ifA=3B and B=5C and A+B+C=42 then find the value ofB​

Answer 1

Step-by-step explanation:

$\Huge\red{\mathfrak{ Answer }}$

A= 3B

B= 5C

A+B+C= 42

HERE

C= B/5 (B= 5C)

then

A+B+C= 3B+B+B/5= 42

=> 15B+5B+B/5= 42

=> 21B/5= 42

=> B= 42*5/21

=>B= 2*5

=>B= 10

hope it helps ✌