SOLUTION: I have a couple of problems that I need help with. 1) Solve using the square root property: 5x^2 = 100 2) Solve using the square root property: (x + 8)^2 = 81

Question 191870: I have a couple of problems that I need help with.
1) Solve using the square root property:
5x^2 = 100
2) Solve using the square root property:
(x + 8)^2 = 81
Answer by Alan3354(69443) (Show Source): You can put this solution on YOUR website!
have a couple of problems that I need help with.
1) Solve using the square root property:
5x^2 = 100
x^2 = 20
x = +2sqrt(5)
x = -2sqrt(5)
-------------
2) Solve using the square root property:
(x + 8)^2 = 81
x+8 = 9
x = 1
------
x+8 = -9
x = -17

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