N = ((n-1) + 4) + 4, to my understanding.
although your answers seem right written in the columns, but your method of applying numbers to equation seems incorrect in 'expand' column. for example, answer for 3 should be something like this...
3 21 17+4
4 25 21+4
hope it helps.
(7 × 10-21) / (<span> 7.6 × 10-22) = 9.21 times greater</span>
You would multiply 10 times \pi (3.14)
and get 31.40 cm squared
The value of x is 27
Explanation:
5x-50=3x+4
5x-3x=4+50
2x=54
x=27
Answer:
Mathematical problems can help you in life because it teaches you to go step by step and to think things through.
Step-by-step explanation:
