HELP 30 POINTS Given the system below, SELECT all terms that will be
eliminated by adding the equations together.
x - y = -8
-x - y = 0

x

-x

-y

-8

0

Find the area of the regular hexagon if a side is 20 cm.

15 liters is approximately how many gallons

In terms of x, find an expression that represents the area of the shaded region. the outer square has side lengths of (x+5) and the inner square has side lengths of (x-2), as shown. area: a1 x + a2 square units submit