Brett's music teacher spent $134.30 on 17 song books. what is the cost per book? A 7.90
B 7.30
C 17.30
D 17.90

answer: 1 2 3 6

step-by-step explanation:

1x6=6 2x3=6

the answer is d

the answer is in the first quadrant, which make the y-int positive.

since the dots are going down, therefore the correlation is negative

i hope it is right.

to find the perimeter of the rectangle this is the expression:

x-9+x-9+3x-4+3x-4=138

if we simplify it:

8x-26=138

remember, 138 is what it all adds up to

the length is 11.5cm

the width is 57.5cm

the area is 661.25cm^2

the answers might not be correct use at own risk