Alright, so we'd use the combinations with repetition formula, so we choose from 4 schools to distribute to and distribute 8 blackboards. It's then
( 8+4-1)!/8!(4-1)!=11!/(3!*8!)=165
For at least one blackboard, we first distribute 1 to each school and then have 4 blackboards left, getting (4+4-1)!/4!(4-1)!=7!/(4!*3!)=35
Answer:
2(3-x)-12+4x
6-x-12+4x
6-x-8x
6+8x =
14x
Step-by-step explanation:
Multiplying exponents with like bases is the same as adding up the exponents.
<span>(g^6)(g^11)=g^17
Hope this helps!</span>
Answer:
75 miles per hour
Step-by-step explanation:
ok divide 600 by 8
