164,001 views
20 votes
20 votes
Solve the radical equation.
√x − 1 + 5 = 9

User WojtekT
by
3.1k points

2 Answers

7 votes
7 votes
  • √x-1+5=9
  • √x+4=9
  • x+4=9²
  • x+4=81
  • x=77
User Chris Felstead
by
3.4k points
11 votes
11 votes

Answer:

17

Explanation:

square root of x-1 +5=9

square root of x-1 = 4multiple by power of 2 because square root is cancled by 2.

x-1=16,x=17

User Roshdy
by
3.1k points