Solve for a
a=-\frac{19}{21}\approx -0.904761905
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-21a=25-6
Subtract 6 from both sides.
-21a=19
Subtract 6 from 25 to get 19.
a=\frac{19}{-21}
Divide both sides by -21.
a=-\frac{19}{21}
Fraction \frac{19}{-21} can be rewritten as -\frac{19}{21} by extracting the negative sign.
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