Answer:
6
Step-by-step explanation:
S = Spanish book
M = Math book
H = History book
These are the different ways in which he can organize the book on his bookshelf.
SMH
SHM
MSH
MHS
HSM
HMS
There are 6 ways.
Answer:
I recoment using the formula because its different ways its taught
Step-by-step explanation:
maybe look up different formula's
4 and -2.5
You can get this by first factoring the equation.
(2x + 5)(x - 4)
Then set both equal to zero and solve individually.
Answer:
X times 3 + 4 =22
X=6
Step-by-step explanation:
22-4=18
18/3=6