Chapter 0, Problem 26PG

To determine

To solve the equation

Answer to Problem 26PG

Value of b is 8.

Explanation of Solution

Given information:

Equation is $3(20-b)=36$

Calculation:

The given equation is $3(20-b)=36$

Dividing equation by 3,

  $\frac{3(20-b)}{3}=\frac{36}{3}$

So,

  $20-b=12$

And,

  $b=20-12$

Hence, value of b is 8.