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

User Jeremy Ferguson
by
6.2k points

1 Answer

3 votes

Answer:

x = 10

Explanation:

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

User Marjun
by
7.4k points
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