Answer:
124.2857 acres ( attached image is the trick which can be used to solve this type of algebraic equations)
Step-by-step explanation:
3.5 deer per acre means ;
1 acre = 3.5 deer
(x) acre = 435 deer
In order to find the value of x ( which is the acre) , we need to divide 435 deer with 3.5 deer.
x = 435/3.5
= 124.2857 acres