Basic Math Examples

Solve for z 18-1/28*(2z)=9-1/28
Step 1
Simplify each term.
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Step 1.1
Cancel the common factor of .
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Step 1.1.1
Move the leading negative in into the numerator.
Step 1.1.2
Factor out of .
Step 1.1.3
Factor out of .
Step 1.1.4
Cancel the common factor.
Step 1.1.5
Rewrite the expression.
Step 1.2
Combine and .
Step 1.3
Move the negative in front of the fraction.
Step 2
Simplify .
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Step 2.1
To write as a fraction with a common denominator, multiply by .
Step 2.2
Combine and .
Step 2.3
Combine the numerators over the common denominator.
Step 2.4
Simplify the numerator.
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Step 2.4.1
Multiply by .
Step 2.4.2
Subtract from .
Step 3
Move all terms not containing to the right side of the equation.
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Step 3.1
Subtract from both sides of the equation.
Step 3.2
To write as a fraction with a common denominator, multiply by .
Step 3.3
Combine and .
Step 3.4
Combine the numerators over the common denominator.
Step 3.5
Simplify the numerator.
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Step 3.5.1
Multiply by .
Step 3.5.2
Subtract from .
Step 3.6
Move the negative in front of the fraction.
Step 4
Multiply both sides of the equation by .
Step 5
Simplify both sides of the equation.
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Step 5.1
Simplify the left side.
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Step 5.1.1
Simplify .
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Step 5.1.1.1
Cancel the common factor of .
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Step 5.1.1.1.1
Move the leading negative in into the numerator.
Step 5.1.1.1.2
Factor out of .
Step 5.1.1.1.3
Cancel the common factor.
Step 5.1.1.1.4
Rewrite the expression.
Step 5.1.1.2
Multiply.
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Step 5.1.1.2.1
Multiply by .
Step 5.1.1.2.2
Multiply by .
Step 5.2
Simplify the right side.
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Step 5.2.1
Simplify .
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Step 5.2.1.1
Cancel the common factor of .
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Step 5.2.1.1.1
Move the leading negative in into the numerator.
Step 5.2.1.1.2
Factor out of .
Step 5.2.1.1.3
Factor out of .
Step 5.2.1.1.4
Cancel the common factor.
Step 5.2.1.1.5
Rewrite the expression.
Step 5.2.1.2
Move the negative in front of the fraction.
Step 5.2.1.3
Multiply .
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Step 5.2.1.3.1
Multiply by .
Step 5.2.1.3.2
Multiply by .
Step 6
The result can be shown in multiple forms.
Exact Form:
Decimal Form:
Mixed Number Form: