Arectangle has a height of 4x and a width of 3.+ 1.
express the area of the entire rectangle.
expression should be expanded
3.1
4r
area

Step-by-step explanation:

The area of a square or rectangle can be found by multiplying the width by the height. Since we now both, we can create an expression.

Now we can apply the distributive law/property to expand the expression.

Finally, we can simplify.