Answer:
x+1/x-1 +1 / x+1/x-1 -1= x
Answer To (b): 10 sandwiches in 20 minutes. But If Your Friend Arrived 10 Minutes Earlier, Then He Can Make 20 Sandwiches In The 20 Minutes That You Are There. If He Started When He Arrived And The Twenty Minutes Started Then, You Can Only Make 5.
Ordering laptops. Much more expensive. Higher consequences.
Answer:
answer is -3
Step-by-step explanation:
we know -,+ is -. so minus, plus is minus(here minus and plus are the signs given. opposite signs give minus wheras same signs give plus)
so, first we should subtract 7 minus 4 is 3,.
then we should insert the minus because the greater number has the minus sign. ( you should always insert a sign of a greater number after substituting)

= -2 with a exponent six
Well Exponents mean that you multiply the number 6 times.
Soo..

= -2 x -2 x -2 x -2 x -2 x -2 = 64
So <span>
= 64 </span>
Good Luck! :)