Finite Math Examples

Solve in Terms of the Arbitrary Variable z x+3y+z=92 , 7y+2z=56
,
Step 1
Solve the equation for .
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Step 1.1
Simplify .
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Step 1.1.1
Simplify each term.
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Step 1.1.1.1
Apply the distributive property.
Step 1.1.1.2
Multiply by .
Step 1.1.1.3
Multiply .
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Step 1.1.1.3.1
Multiply by .
Step 1.1.1.3.2
Combine and .
Step 1.1.1.3.3
Multiply by .
Step 1.1.1.4
Move the negative in front of the fraction.
Step 1.1.2
To write as a fraction with a common denominator, multiply by .
Step 1.1.3
Combine and .
Step 1.1.4
Combine the numerators over the common denominator.
Step 1.1.5
Add and .
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Step 1.1.5.1
Reorder and .
Step 1.1.5.2
Add and .
Step 1.2
Move all terms not containing to the right side of the equation.
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Step 1.2.1
Subtract from both sides of the equation.
Step 1.2.2
Subtract from both sides of the equation.
Step 1.2.3
Subtract from .
Step 2
Simplify the right side.
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Step 2.1
Reorder and .
Step 3
Simplify the right side.
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Step 3.1
Reorder and .