Answer:
I believe it's D.
Lmk if I was right, cause I'm 98% sure on this
Well, we could make the number of lawns he mowed as 'L'
In this case, the total money that Gavin makes is 8.5L
A trapezoid/trapezium is a quadrilateral (4 sided shape) with exactly one pair of parallel sides.
It is a quadrilateral (a closed plane shape with four linear sides) that has at least one pair of parallel lines for sides
Hi there!

f(x) = -2x - 3
Plug in 0 for "x" to solve for f(0):
f(0) = -2(0) - 3
f(0) = -3
Since the question is asking you to evaluate f(0) - 7, simply subtract:
-3 - 7 = -10.