X=skirt
y=sweater
z=shoes
x+y+z=165
y=8/7x
z=x+11
plug it in
x+(8/7x)+(x+11)=165
2x+8/7x=154
22/7x=154
x=49
y=56
z=60
a skirt cost $49, a sweater cost $56, and a pair of shoes cost $60
I would say b but i’m not 100% sure lol
Answer:
zeros are 4 and 3
Step-by-step explanation:
2x - 6 =0
x -4 = 0
solve both of these for x
these are your zeros
The mean is 21. The median is 15. The mode is 15. The range is 16.