GOING FROM AN EXPRESSION TO A SEQUENCE OF OPERATIONS
by Dr. Carol JVF Burns (website creator)
Follow along with the highlighted text while you listen!

The expression $\,2x + 1\,$ represents the sequence of operations
take a number, multiply by $\,2\,$, then add $\,1\,$’.

The expression $\,2(x+1)\,$ represents the sequence of operations
take a number, add $\,1\,$, then multiply by $\,2\,$’.

(Of course, a variable other than $\,x\,$ can be used.)

Master the ideas from this section

When you're done practicing, move on to:
Solving Simple Sentences by Inspection

CONCEPT QUESTIONS EXERCISE: