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2.6x-2.6=-6.5\left(x+1\right)-\frac{1}{2}\left(x-7.8\right)
Use the distributive property to multiply 2.6 by x-1.
2.6x-2.6=-6.5x-6.5-\frac{1}{2}\left(x-7.8\right)
Use the distributive property to multiply -6.5 by x+1.
2.6x-2.6=-6.5x-6.5-\frac{1}{2}x-\frac{1}{2}\left(-7.8\right)
Use the distributive property to multiply -\frac{1}{2} by x-7.8.
2.6x-2.6=-6.5x-6.5-\frac{1}{2}x-\frac{1}{2}\left(-\frac{39}{5}\right)
Convert decimal number -7.8 to fraction -\frac{78}{10}. Reduce the fraction -\frac{78}{10} to lowest terms by extracting and canceling out 2.
2.6x-2.6=-6.5x-6.5-\frac{1}{2}x+\frac{-\left(-39\right)}{2\times 5}
Multiply -\frac{1}{2} times -\frac{39}{5} by multiplying numerator times numerator and denominator times denominator.
2.6x-2.6=-6.5x-6.5-\frac{1}{2}x+\frac{39}{10}
Do the multiplications in the fraction \frac{-\left(-39\right)}{2\times 5}.
2.6x-2.6=-7x-6.5+\frac{39}{10}
Combine -6.5x and -\frac{1}{2}x to get -7x.
2.6x-2.6=-7x-\frac{13}{2}+\frac{39}{10}
Convert decimal number -6.5 to fraction -\frac{65}{10}. Reduce the fraction -\frac{65}{10} to lowest terms by extracting and canceling out 5.
2.6x-2.6=-7x-\frac{65}{10}+\frac{39}{10}
Least common multiple of 2 and 10 is 10. Convert -\frac{13}{2} and \frac{39}{10} to fractions with denominator 10.
2.6x-2.6=-7x+\frac{-65+39}{10}
Since -\frac{65}{10} and \frac{39}{10} have the same denominator, add them by adding their numerators.
2.6x-2.6=-7x+\frac{-26}{10}
Add -65 and 39 to get -26.
2.6x-2.6=-7x-\frac{13}{5}
Reduce the fraction \frac{-26}{10} to lowest terms by extracting and canceling out 2.
2.6x-2.6+7x=-\frac{13}{5}
Add 7x to both sides.
9.6x-2.6=-\frac{13}{5}
Combine 2.6x and 7x to get 9.6x.
9.6x=-\frac{13}{5}+2.6
Add 2.6 to both sides.
9.6x=0
Add -\frac{13}{5} and 2.6 to get 0.
x=0
Product of two numbers is equal to 0 if at least one of them is 0. Since 9.6 is not equal to 0, x must be equal to 0.