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\left(x+3\right)\times 9+x\left(x+3\right)\times 2=x\times 2x
Variable x cannot be equal to any of the values -3,0 since division by zero is not defined. Multiply both sides of the equation by x\left(x+3\right), the least common multiple of x,x+3.
9x+27+x\left(x+3\right)\times 2=x\times 2x
Use the distributive property to multiply x+3 by 9.
9x+27+\left(x^{2}+3x\right)\times 2=x\times 2x
Use the distributive property to multiply x by x+3.
9x+27+2x^{2}+6x=x\times 2x
Use the distributive property to multiply x^{2}+3x by 2.
15x+27+2x^{2}=x\times 2x
Combine 9x and 6x to get 15x.
15x+27+2x^{2}=x^{2}\times 2
Multiply x and x to get x^{2}.
15x+27+2x^{2}-x^{2}\times 2=0
Subtract x^{2}\times 2 from both sides.
15x+27=0
Combine 2x^{2} and -x^{2}\times 2 to get 0.
15x=-27
Subtract 27 from both sides. Anything subtracted from zero gives its negation.
x=\frac{-27}{15}
Divide both sides by 15.
x=-\frac{9}{5}
Reduce the fraction \frac{-27}{15} to lowest terms by extracting and canceling out 3.