# How do you solve #3(x - 1)^2= 27#?

##### 2 Answers

#### Explanation:

First, divide both sides by

Now square root both sides:

Finally, add

Therefore,

Hope this helps!

Jun 21, 2018

#### Explanation:

#"divide both sides by 3"#

#cancel(3)/cancel(3)(x-1)^2=9#

#(x-1)^2=9#

#color(blue)"take the square root of both sides"#

#sqrt((x-1)^2)=+-sqrt9larrcolor(blue)"note plus or minus"#

#x-1=+-3#

#"add 1 to both sides"#

#x=1+-3#

#x=1-3=-2" or "x=1+3=4#