Pre-Algebra Examples

Solve for z -2/3z-4=2/3z+4
Step 1
Simplify each term.
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Step 1.1
Combine and .
Step 1.2
Move to the left of .
Step 2
Combine and .
Step 3
Move all terms containing to the left side of the equation.
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Step 3.1
Subtract from both sides of the equation.
Step 3.2
Combine the numerators over the common denominator.
Step 3.3
Subtract from .
Step 3.4
Move the negative in front of the fraction.
Step 4
Move all terms not containing to the right side of the equation.
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Step 4.1
Add to both sides of the equation.
Step 4.2
Add and .
Step 5
Multiply both sides of the equation by .
Step 6
Simplify both sides of the equation.
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Step 6.1
Simplify the left side.
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Step 6.1.1
Simplify .
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Step 6.1.1.1
Cancel the common factor of .
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Step 6.1.1.1.1
Move the leading negative in into the numerator.
Step 6.1.1.1.2
Move the leading negative in into the numerator.
Step 6.1.1.1.3
Factor out of .
Step 6.1.1.1.4
Cancel the common factor.
Step 6.1.1.1.5
Rewrite the expression.
Step 6.1.1.2
Cancel the common factor of .
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Step 6.1.1.2.1
Factor out of .
Step 6.1.1.2.2
Cancel the common factor.
Step 6.1.1.2.3
Rewrite the expression.
Step 6.1.1.3
Multiply.
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Step 6.1.1.3.1
Multiply by .
Step 6.1.1.3.2
Multiply by .
Step 6.2
Simplify the right side.
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Step 6.2.1
Simplify .
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Step 6.2.1.1
Cancel the common factor of .
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Step 6.2.1.1.1
Move the leading negative in into the numerator.
Step 6.2.1.1.2
Factor out of .
Step 6.2.1.1.3
Cancel the common factor.
Step 6.2.1.1.4
Rewrite the expression.
Step 6.2.1.2
Multiply by .