W=14 that’s because 360-80=280 then you have to divide that by 20. And you get 14 weeks.
Any with an odd number of minus signs.
Perhaps the 1st and 4th, if I read it right.
-x ---------------- 1x
7y --------------- 12y
-12x^2 --------- 8x^2
a ----------------- -2a
6a^2------------ a^2
-5x^3 ---------- 15x^3
_____________________
you just have to match the terms which have the same power.
Hope it helps ^^
Sum divided by count. Add up all the numbers and divide it by how many numbers it is.
Diversification means that you invest in "Multiple investments to split up your currency to the make more investments to profit more of your currency." Obviously depending on the percentage of potential growth in the investment you chose.
If you need me to corect this answer, I'd be more than happy to. <3
