Solve for T
T=1
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-\frac{7}{9}T=\frac{-28}{36}
Fraction \frac{-7}{9} can be rewritten as -\frac{7}{9} by extracting the negative sign.
-\frac{7}{9}T=-\frac{7}{9}
Reduce the fraction \frac{-28}{36} to lowest terms by extracting and canceling out 4.
T=-\frac{7}{9}\left(-\frac{9}{7}\right)
Multiply both sides by -\frac{9}{7}, the reciprocal of -\frac{7}{9}.
T=\frac{-7\left(-9\right)}{9\times 7}
Multiply -\frac{7}{9} times -\frac{9}{7} by multiplying numerator times numerator and denominator times denominator.
T=\frac{63}{63}
Do the multiplications in the fraction \frac{-7\left(-9\right)}{9\times 7}.
T=1
Divide 63 by 63 to get 1.
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