Answer:
the answer is 1800(1.05)^x
hope this helps
x=3
Step-by-step explanation:
simplify first
4-1=3
X+3=6
next you want to get x by itself
X+3-3=6-3
what you do to one side you must do to the other
X=3
x= 10
4c=-40
Divide boyh sides by 4
c=-40/4
c=-10