Substitute 21 for x.
y = 21 - 4 = 17
The mean should be about the same, because the sample is random
Answer:
2x+12
Step-by-step explanation:
2x+3(x-2)-3(x-6)
2x+3x-6-3x+18
2x-6+18
2x+12
Answer:
Use distributive property
Answer:
Area of rectangle = l x b
18 = l x b
Factors of 18 =
1 x 18 = 18
2 x 9 = 18
3 x 6 = 18
So each of the sides can be either 1cm and 18 cm, 2cm and 9cm and 3cm and 6cm.
