Pemdas
parnthasees
exponnets
mult or div
add or sub
6x^-2 means
6 times x^-2
rmemeber
x^-m=1/(x^m)
6 times x^-2=6 times 1/(x^2)=6/(x^2)=
2(4)+6
8+6
=14
you’re welcome :)
im sure it would be 2:4. if it was to be simplified it would be 1:2
12*14*3= 504 square feet
504/42= 12
C. 12 rolls