Skip to main content
Solve for x, y, z, a
Tick mark Image

Similar Problems from Web Search

Share

2\left(-1\right)-y=1
Consider the first equation. Insert the known values of variables into the equation.
-2-y=1
Multiply 2 and -1 to get -2.
-y=1+2
Add 2 to both sides.
-y=3
Add 1 and 2 to get 3.
y=-3
Divide both sides by -1.
z=-3
Consider the third equation. Insert the known values of variables into the equation.
a=-3
Consider the fourth equation. Insert the known values of variables into the equation.
x=-1 y=-3 z=-3 a=-3
The system is now solved.