8gb 2666mhz

So, i meant to buy a kit of 2 but 8gb but it did not happen, can i get another 8gb to my inspirion 5675 to have 24gb and make it dual channel if it the same type of ram, also would it even be worth it?

so i have built my pc last year with i5 9400 f rtx 2060 and 8 gb ram ... i just wanted to know how many years will my system be good enough for gaming ?? ... just asking this by considering the amount and quality of new cpus arising in the gaming world ... please do reply .. thankyou!

So I'm running this RAM Corsair LPX 8GB DRAM 2666MHz C16 memory kit for Systems 8 DDR4 2666 (PC4 21300) DDR4 2666 https://www.amazon.com/dp/B0123ZB70Q/ref=cm_sw_r_cp_apa_i_pVaODbSK3S7KR Can I run this RAM with it? CORSAIR Vengeance LPX 16GB (2x8GB) DDR4 DRAM 2666MHz C16 (PC4 21300) Memory...

hi i have a 8GB DDR - 2666Mhz (2X4GB) ram sticks from HYPER and i can't seem to get them onto the motherboard of TUF B450M-Plus gaming both support ddr4 i have looked in the manual of the motherboard and place them on the dims of the 2nd and fourth, and when i put the ram sticks i hear a weird...