Answer:
8
Step-by-step explanation:
This means that 2 + .15x is 3.20, or 0.15x is 1.2, so x = 8.
Answer(-2, -1)
Step-by-step explanation:
I guessed and got it right.
Answer:
and 
Step-by-step explanation:
The area of a rectangle is
which factors through GCF, by finding the greatest common monomial factor between the two.

The length and width of the rectangle are
and
.
.8 as a decimal is still .8 but as a fraction idk