11 nCr 3 plugged in a calculator will equal 165 Combinations/Positions
Answer: 7(-4-x) —> -28-7x. 7(4+x) —> 28+7x. -7(-4+x) —> 28-7x. -7(4-x) —> -28+7x
Step-by-step explanation:
Answer:
9n-(6n+4)
Step-by-step explanation:
n is number
Answer:1:3
Step-by-step explanation:
It is 20 because the 5 is in the ones place so the 2 has to be in the 10 place which makes it 20
