I just need help with the ones without slashes so 25 27 29 and 31

25) 16

27) 12

29) 648

31) -243

Step-by-step explanation:

25) -4^2 = 16

27) -4 x 3 = -12

29) (-6 x -4) x (3 x 3 x 3) = 25 x 27 = 648

31) -(3) x 9^2 = -3 x 81 = -243

Please mark as brainliest, thank you.

a variable is any characteristics, number, or quantity that can be measured or counted. a variable may also be called a data item. hope i !