Solve for v
v=-\frac{3}{7}\approx -0.428571429
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v=\frac{\frac{12}{7}}{-4}
Divide both sides by -4.
v=\frac{12}{7\left(-4\right)}
Express \frac{\frac{12}{7}}{-4} as a single fraction.
v=\frac{12}{-28}
Multiply 7 and -4 to get -28.
v=-\frac{3}{7}
Reduce the fraction \frac{12}{-28} to lowest terms by extracting and canceling out 4.
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