-4(2x+3)=2x+6-1(8x+2) -4(2x)-4(3)=2x+6-1(8x)-1(2) -8x-12=2x+6-8x-2 -8x-12=2x-8x+6-2 -8x-12=-6x+4 add 8x to both sides -12=2x+4 minus 4 both sides -16=2x divide both sides b 2 -8=x
Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.