8 years because its uses 100l per load and you wash 100 per year you multiply and get 10,000 which divided by 1,00 its 10 so 10 x 5 = 50 so you save 50 per year and its 400 dollars more so 50 x 8 years will be 400
P=28in because there are two sides that equal 6in and two other sides that equal 8. You multiply 6 and 8 by 2 which is 6*2=12 and 8*2=16. And then you add 12 and 16
Answer:
$ 0.21 per pack
Step-by-step explanation:
The range would be [-4, infinity) because range is the y-value. The lowest y-value is -4. The greatest y-value goes up to infinity.