Factor
with algebra tiles by: Building and sketching a rectangular figure representing the expression.

Identifying the side lengths of the rectangle. Although it may sound counterintuitive, or opposite of what you first think, label the lengths that are represented by a negative tiles as -1 or -x.

Writing an equation showing that the area is equal to the product of is side lengtg factors. Check by multiplying the factors to get the original expression.

Rlly need some help ;( ​