Polygon B is a scaled copy of Polygon A using a scale factor of 5.
How many times larger is the area of Polygon B than
the area Polygon A?

8(-10x+3.5y-7)

8×-10x + 8×3.5y + 8×-7

-80x + 28y - 56

therefore

-80x+28y-56 is the correct answer

a 270° rotation about point p says on e d g e n u it y (had to space it out because it says it's a misspelling so i couldn't submit it

answer: (1,3) (3,-1) (5,-5) ?

step-by-step explanation: