Question

Help!! Dont know how to do this!

Answer 1

A=(5D-5h)/4

Explanation:

So you need to get a on one side so you subtract h on both sides to eliminate the h on the right side: D-h=4/5 a

now you need to multiply 5/4 on both sides in order to make 4/5 a just a

A=(5D-5h)/4

Hope this helps!