Answer:
Graph A
Step-by-step explanation:

Its mean graph should intersect x axis at x = 7 and x = - 1. This everything is satisfied by graph A.
Step-by-step explanation:
4(z+2)+4(z+3)
=4z+8+4z+12
=8z+20
by simplifying-
=2z+5
Answer:
-199.1
Step-by-step explanation:
18.8% × 7= 131.6%
630×131.6=82908 move the decimal two places to the left you get 829.08
630-829.08= -199.08 round to the nearest tenth you get -199.1
9.3, because the tenths place is right after the decimal, you just put 9.3