28-08-2019
Mathematics

contestada

Solve for x
3x(3+5x)=240

Respuesta :

megpoths megpoths

28-08-2019

Answer:

x = 10

Step-by-step explanation:

3[tex]3x(3+5x)=240\\9x+15x^{2} =240\\\\9x+\sqrt{15x^{2} } =240\\9x+15x=240\\24x=240\\x=10[/tex]

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