Can someone simplify 6t+10t–9t

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

Ineed someone to me answer my question i have to have this done and knocked out

How does reflecting or rotating a figure change the interior angles of the figure?