Chapter 4.1, Problem 61STP

To determine

Equivalent Expression for $7\left(c+d\right)$

Answer to Problem 61STP

  $7c+7d$

Explanation of Solution

Given information:

  $7\left(c+d\right)$

Concept Used:

Distributive Property: The product sum or difference of two or more numbers inside a parentheses with another number outside the parentheses is equivalent to the sum or difference of product of number outside the parentheses with each number inside the parenthesis. i.e.-

  $a\left(b+c-d\right)=ab+ac-ad$

Calculation:

We can write the given expression using distributive property-

  $7\left(c+d\right)=7c+7d$