Rubenbought 6 books for his collection. This increased his collection by 12%. How many books did he have before his purchases?

the solution is x=1

step-by-step explanation:

we are given our   equation as

let's assume

left side function is

right side function is

now, we can draw graph

and then we can get intersection point

the intersection point will be solution

so, the solution is

x=1

10 - 75

step-by-step explanation:

there's nothing attached so it's most likely anything in that range.