Which equation is equivalent to 2(x+1)+1=y?

A. x+7=y+4
B. 2x-3=y-3
C. 3x+3=y+x
D. 4x+3=2y

Aaron invested a total of $4,100, some in an account earning 8% simple interest, and the rest in an account earning 5% simple interest. how much did he invest in each account if after one year he earned $211 in interest? select one: a. $200 at 8%, $3,900 at 5% b. $3,200 at 8%, $900 at 5% c. $900 at 8%, $3,200 at 5% d. $3,900 at 8%, $200 at 5%