Answer:
A.16 weeks
B. $195
Step-by-step explanation:
A.
345-15x=345-240
345-15x=105
15x=240
x=16
B.
345-240=105
20x15=300
105+x=300
x=195
Answer:
A
Step-by-step explanation:
I don't think you need this
Answer:
3x^2
Step-by-step explanation:
d/dx (x^3)
d/dx (x^n) = n*x^(n-1)
3x^2
I believe it is the commutative property of multiplication. Commutative property is you can put the numbers in any order and it will have the same end result. I got multiplication because it is multiplication.
Hope this helps!