Solve for x, y, z, a
a=-5
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y=2\times 5-15
Consider the second equation. Insert the known values of variables into the equation.
y=10-15
Multiply 2 and 5 to get 10.
y=-5
Subtract 15 from 10 to get -5.
z=-5
Consider the third equation. Insert the known values of variables into the equation.
a=-5
Consider the fourth equation. Insert the known values of variables into the equation.
x=5 y=-5 z=-5 a=-5
The system is now solved.
Examples
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Linear equation
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Matrix
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Simultaneous equation
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\frac { d } { d x } \frac { ( 3 x ^ { 2 } - 2 ) } { ( x - 5 ) }
Integration
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Limits
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