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Solve the equation 9x2 + 8x - 5= 3x² to the nearest tenth

User Daanzel
by
4.2k points

1 Answer

6 votes

Answer:

x=13

Explanation:

9*2+8x-5=3x^2

9*2 = 18

18-5=13

13+8x=3x^2

3x^2 = 9x

13+8x=9x

-8x -9x

13=x

x=13

User Caerbannog
by
4.6k points