120 because of course 1 can go into anything, 2 would be 60, 3 would be 40, 4 would be 30 and 5 would be 24
Answer:
from difference of two squares:
hence proved
Solve it like this. x + (x+1) + (x+2) + (x+3) = 286
4x + 6= 286
4x= 280
x = 70
70+71+72+73=286
I think the answer is 49 photos.
Hope it is correct
<span> Replace f(x) with y
Swap x and y
Multiply both sides by y-2
Distribute</span>