Answer:
The answer is 7،3
Explanation:
[tex]3 {(x - 5)}^{2} - 1_11 =0 \\ = 3( {x}^{2} - 10x + 25) - 12=0 \\ = 3 {x}^{2} - 30x + 75 - 12=0 \\ = 3 {x}^{2} - 30x + 63=0
(x-7)(x-3)=0
X=7
X=3
add 1
divide by 3
square root
add 5
by following these steps you find that x = 7
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