Question

what expression does this set of algebra tiles represent?
combine like terms. for example, write 3 instead of 1 + 1 + 1.

Explanation:

Step1: Count $x^2$ tiles

There are 5 blue $x^2$ tiles, so this term is $5x^2$.

Step2: Count $x$ tiles

There is 1 green $x$ tile, so this term is $x$.

Step3: Count constant tiles

There are 10 yellow 1-tiles, so this term is $10$.

Step4: Combine all terms

Add the like terms together to form the expression.

Answer:

$5x^2 + x + 10$