Solve for x:

0

1232

1

+1310

Solve for x:

$\frac{3x+12}{x+4} = \frac{4x^2 + 8x + 8x^2}{2x}$

AWESOMEEE Jul 5, 2015

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Best Answer

+128481

+6

[ 3x + 12 ] / [ x + 4 ] = [4x^2 + 8x + 8x^2] / [ 2x] simplify and combine terms

3[ x + 4] / [ x + 4 ] = [ 12x^2 + 8x] . [2x]

3 = 4x [ 3x + 2 ] ] [2x]

3 = 2[3x + 2 ]

3 = 6x + 4 subtract 4 from both sides

-1 = 6x divide by 6 on both sides

-1/6 = x

CPhill Jul 6, 2015

1⁺⁰ Answers

+128481

+6

Best Answer

[ 3x + 12 ] / [ x + 4 ] = [4x^2 + 8x + 8x^2] / [ 2x] simplify and combine terms

3[ x + 4] / [ x + 4 ] = [ 12x^2 + 8x] . [2x]

3 = 4x [ 3x + 2 ] ] [2x]

3 = 2[3x + 2 ]

3 = 6x + 4 subtract 4 from both sides

-1 = 6x divide by 6 on both sides

-1/6 = x

CPhill Jul 6, 2015

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