3
1
−
2
3

x+4


for −2 1
1


for x=2
1
1


for 2 1
1
1

1
1
1

1d

2b

3 false

4 d

5 3200sq,ft

80+60+y=180

then divide the difference between 60 and y and add it to 180

so x =180 +( (y-60)/2)

x equals 200

step-by-step explanation:

8

c.35

step-by-step explanation:

8+13=21

21+8=29

29+6=35

x= cost per bracelet

number of bracelets * x + shipping charge = total cost

so

9x+9=72

the answer is 40.

proof: