15.8k views
2 votes
What are the solutions to the equation x² = 225

User Jay Achar
by
4.6k points

2 Answers

6 votes

Answer:x=15 or -15


Explanation:

Well 15x15= 225 and -15x-15 also equals 225. Hope it helps :)

User Damovisa
by
5.5k points
5 votes

Answer:

x = ±15

Explanation:

x² = 225

We will get to solutions since x is squared

Since x is squared, we need to take the square root of each side

sqrt(x^2) = ±sqrt(225)

x = ±15

User Luca Davanzo
by
5.4k points