Answer:
a
Step-by-step explanation:
x=-4
x+12=8
x=8-12
Andre did not multiple both by four to get the exact whole number. He also, didnt subtract 12 which is not possible due to it being multiplied by 1/4.
13 minutesStep-by-step explanation:
320
THe formula is (lwh )*3
l is length
w is width
h is height
5 times