Posted by **aj** on Tuesday, May 17, 2011 at 9:29pm.

Solve the equation for x. Write the solution set

3x2 + 5x2 – x – 7x2 = 0

- intergrated math -
**Reiny**, Tuesday, May 17, 2011 at 9:38pm
I will assume this is

3x^2 + 5x^2 - x - 7x^2 = 0

x^2 - x = 0

x(x-1) = 0

x = 0 or x = 1

- intergrated math -
**Math Nerd**, Tuesday, May 17, 2011 at 9:40pm
3x^2+5x^2-x-7x^2=0

8x^2-x-7x^2=0

1x^2-x=0

x(x-1)=0

x=0, 1

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