Finite Math Examples

Solve the System of @WORD x-y=8 , x+y=20 , -3x+y=12 , x=0 , y=0
, , , ,
Step 1
Replace all occurrences of with in each equation.
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Step 1.1
Replace all occurrences of in with .
Step 1.2
Simplify the left side.
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Step 1.2.1
Subtract from .
Step 1.3
Replace all occurrences of in with .
Step 1.4
Simplify the left side.
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Step 1.4.1
Add and .
Step 1.5
Replace all occurrences of in with .
Step 1.6
Simplify the left side.
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Step 1.6.1
Simplify .
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Step 1.6.1.1
Multiply by .
Step 1.6.1.2
Add and .
Step 2
Replace all occurrences of with in each equation.
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Step 2.1
Replace all occurrences of in with .
Step 2.2
Simplify the left side.
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Step 2.2.1
Multiply by .
Step 3
Since is not true, there is no solution.
No solution
Step 4