combining like termsplease identify the like terms by coloring it's the rectangles using the same color then write the simplified expression on the line provided

By collecting like-terms, we have:
[tex]6a^2+4a^2+2b^2-ab-ab+a+2a+12b-5b-b+10b[/tex]By simplifying the like-terms,
[tex]10a^2+2b^2-2ab+3a+16b[/tex]