2 tens & 15 ones is equal to 35
Because 2 tens = 20
15 already has a ten so add +10 to 20
30+5 is 35.
Answer:
(123-55) / 8.5
I think that should be correct.
Step-by-step explanation:
Answer:
x=-5/3
Step-by-step explanation:
Add 5 to both sides to get 5=-3x.
Then divide by -3.
And get -5/3=x
N^4 - 1 = (n^2 - 1)(n^2 + 1)
= (n + 1)(n - 1)(n^2 + 1)
