Find x, if (3x+²-9)÷8=9 i) 2 ii) 9 iii) 27 iv) 1 – InterviewSolution

1.

Find x, if (3x+²-9)÷8=9 i) 2 ii) 9 iii) 27 iv) 1

Answer»

Step-by-step explanation:

3x²-9/8=9

3x²-9=72

3x²-81=0

x²=81/3

x²=27

x=root27

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