This is the answer
.... <em>please</em><em> mark</em><em> brainliest</em>
Do 5 divided by 8 to get 0.625 feet of shadow per foot of the height of the tree, which is your answer
A, sub in a random number as x in all equations and solve, eg- x= 3
2-3= -1
3-2=1
-2 +3= 1
3-2=1