Is the following what you are claiming?
2k = 2k+1 -1
20 not equal 20+1 - 1
21 not equal 21+1 -1
113 raised to the power of 9 minus 189 raised to the power of 6 equals 3.0039964e+18
It also equals 13 12.
If a equals 3 and b equals minus 5 then a minus b equals what
19 minus 6 equals 13.
÷/÷ = +
203 minus 76 equals 127.
120 minus 87 equals 33.
a minus take away a minus makes a minus
What minus 6 equals 12 is 18
The answer to -12x minus 17 equals negative 89 is x equals 6.
-6 - (-8) = 2
18.