Answer:
B
Step-by-step explanation:

(a). How much the T-shirt cost.
(b). 23=12+x
(c). 23-12=x; x= 11
(d) the T-shirt cost $11.
Plot and connect the points A(6,-7), B(1,-7), C(1,-4), D(3,-2), E(7,-2), F(7,-4), and find the length of DE
strojnjashka [21]
The length is 4 units...
They share the same value of y so the length would be | 7 - 3 | = 4