# How do you solve sqrt (t) - 1 + 3 = 9?

##### 2 Answers

Mar 20, 2018

See a solution process below:

#### Explanation:

First, combine the constants on the left side of the equation:

Next, subtract

Now, square both sides of the equation to solve for

Mar 20, 2018

#### Explanation:

#"simplify the left side of the equation"#

#rArrsqrt t+2=9#

#"subtract 2 from both sides"#

#sqrt tcancel(+2)cancel(-2)=9-2#

#rArrsqrt t=7#

#["note that "sqrtaxxsqrta=(sqrta)^2=a]#

#color(blue)"square both sides"#

#(sqrt t)^2=7^2#

#rArrt=49#