Solve for x
x=-7
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x=\frac{21}{8}\left(-\frac{8}{3}\right)
Multiply both sides by -\frac{8}{3}, the reciprocal of -\frac{3}{8}.
x=\frac{21\left(-8\right)}{8\times 3}
Multiply \frac{21}{8} times -\frac{8}{3} by multiplying numerator times numerator and denominator times denominator.
x=\frac{-168}{24}
Do the multiplications in the fraction \frac{21\left(-8\right)}{8\times 3}.
x=-7
Divide -168 by 24 to get -7.
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