What do you have to include in an expression if the word “quantity” is used?

Is the answer parentheses

Like 9 times the quantity of 3+4 which would be equivalent to 9*(3+4)

If quantity is used like that in the sentence, the way you interpreted it is correct.

the answer is c hope it

step-by-step explanation:

step-by-step explanation:

if you want to solve percent error follow these steps.

1. subtract the accepted value from the experimental value.

2. take the absolute value of step 1.

3. divide that answer by the accepted value.

4. multiply that answer by 100 and add the % symbol to express the answer as a percentage.

if you want to solve percent of change just do this.

1. work out the difference (increase) between the two numbers you are comparing.

2. divide the increase by the original number and multiply the answer by 100. if your answer is a negative number then this is a percentage decrease.

hope this : )