-4x4 + 6x3 + 8x2 - 6x - 4

42 is the answer

Step-by-step explanation:

multiplication dominante addition and soustraction

so you should do the multiplication first then add everything together which gonna gives you 42.for exemple

-16+18+16+24=42 here is the step

-4×4= -16

6×3= 8

8×2= 16

-6×(-4)= 24 because two minus(- -) gives you a plus(+)

hope this helps

answer: the two figures are congruent.

step-by-step explanation: they're congruent because figure efgh is reflected across the x and y axis but it was also rotated.

hope it !