To simplify, distribute the 4 to the terms inside the parentheses.
Phrase: 4 times the sum of d and 7 Simplified Expression: 4d+28
Practice makes perfect
We will start by writing a phrase for the expression, then simplify it.
Phrase
Let's start from the left. We have a factor 4, that is multiplied by the expression inside the parentheses. Let's write this.
4 times...Now we will look at what is inside the parentheses. We see that there is an addition sign, which means we have a sum of two terms. These two terms are d and 7. Now we can write the final phrase.
4 & (d+7)
4 times & the sum of d and 7
Simplifying
To simplify the expression we have to distribute the 4.
