GOING FROM A SEQUENCE OF OPERATIONS TO AN EXPRESSION

by Dr. Carol JVF Burns (website creator)
Follow along with the highlighted text while you listen!

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

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

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

Master the ideas from this section

When you're done practicing, move on to:
Going from an Expression to a Sequence of Operations

CONCEPT QUESTIONS EXERCISE: