Solve for y, z, a
a=-3
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y=-\frac{4}{3}
Consider the first equation. Divide both sides by -3.
z=-3
Consider the second equation. Multiply -3 and 1 to get -3.
a=-3
Consider the third equation. Insert the known values of variables into the equation.
y=-\frac{4}{3} z=-3 a=-3
The system is now solved.
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