Question

If the level of a lake changes by -2 inches each year for 6 years, what will the change in lake level be at the end of those 6 years?

Answer 1

-2 first year
-2-2=-4 second year
-2-2-2=-6 third year
-2-2-2-2=-8 fourth year
-2-2-2-2-2=-10 fifth year
what is the sixth year?

Answer 2

-2 -2 -2 -2 -2 -2 -2 =-12 sixth year

Answer 3

@mathmate

Answer 4

Sounds good to me!
:)

Answer 5

@mathmate ty

Answer 6

yw!